# Math Is Fun Forum

Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫  π  -¹ ² ³ °

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## #1601 2021-02-24 06:05:07

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1602 2021-02-24 14:37:43

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

885. When a coin is tossed successively three times, find the probability of getting
(i) at least two tails
(ii) more heads that getting the number of tails
(iii) at least one head and one tail.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1603 2021-02-25 08:46:41

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1604 2021-02-25 13:45:35

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Good work!

886. From a pack of 52 playing cards, one card is drawn. If each of the 52 cards is equally likely to be drawn, then find the probability of the card drawn is
(i) a heart
(ii) a queen
(iii) black
(iv) red and a jack
(v) either red or a jack
(vi) neither red not a jack.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1605 2021-02-26 07:00:46

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1606 2021-02-26 14:39:44

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Excellent!

887.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1607 2021-02-27 10:11:42

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1608 2021-02-27 14:34:35

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

888.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1609 2021-02-28 06:34:39

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1610 2021-02-28 14:37:52

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

889.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1611 2021-03-01 06:30:37

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1612 2021-03-01 13:36:11

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Brilliant!

890. The product of two successive numbers is 4032. Which is greater of the two numbers?

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1613 2021-03-02 05:18:30

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1614 2021-03-02 14:23:40

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

891. Solve the following system of linear equations:
ax + by - a + b = 0.
bx - ay - a - b = 0.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1615 2021-03-03 04:58:02

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1616 2021-03-03 14:10:37

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

892. Solve:

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1617 2021-03-04 05:30:18

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1618 2021-03-04 14:18:43

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Excellent!

893. Solve for x and y.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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## #1619 2021-03-05 06:25:58

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Offline

## #1620 2021-03-05 13:07:10

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

894.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #1621 2021-03-05 15:24:48

pi_cubed
Member
From: A rhombicosidodecahedron
Registered: 2020-06-22
Posts: 69

### Re: Compute the solution:

Last edited by pi_cubed (2021-03-06 09:37:49)

pi^3

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## #1622 2021-03-05 15:50:04

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi,

Neat work!

895.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

## #1623 2021-03-06 03:33:31

irspow
Member
Registered: 2005-11-24
Posts: 1,055

### Re: Compute the solution:

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

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## #1624 2021-03-06 11:30:41

pi_cubed
Member
From: A rhombicosidodecahedron
Registered: 2020-06-22
Posts: 69

### Re: Compute the solution:

Last edited by pi_cubed (2021-03-06 11:34:10)

pi^3

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## #1625 2021-03-06 12:39:53

ganesh
Registered: 2005-06-28
Posts: 32,987

### Re: Compute the solution:

Hi irspow and pi_cubed,

Excellent!

896.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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