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**ganesh****Administrator**- Registered: 2005-06-28
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Hi,

The solution #3834 is correct. Excellent, Monox D. I-Fly!

#3835. If the median of the data : 6, 7, x - 2, x, 17, 20 written in ascending order, is 16. Find the value of x.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

#3836. Find the median of the first 10 prime numbers.

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**Monox D. I-Fly****Member**- From: Indonesia
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Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3836 is correct. Excellent, Monox D. I-Fly!

#3837. If the mode of the data : 64, 60, 48, x, 43, 48, 43, 34, and 43 is 43, find the value of x + 3.

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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**ganesh****Administrator**- Registered: 2005-06-28
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#3838. If 35 is removed by the data : 30, 34, 35, 36, 37, 38, 39, 40, then them median decreases by how much?

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 1,186

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3838 is correct. Excellent, Monox D. I-Fly!

#3839. If the arithmetic mean of 7, 8, x, 11, 14 is x, find the value of x.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

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#3840. If the mean of first n natural numbers is 15, find n.

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**ganesh****Administrator**- Registered: 2005-06-28
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#3840. If the mode of the series exceeds by 12 then the mode the median by ______.

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**ganesh****Administrator**- Registered: 2005-06-28
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#3841. If the Arithmetic Mean and Mode of a data are 24 and 12 respectively, find the median.

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**ganesh****Administrator**- Registered: 2005-06-28
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#3842. If the difference of mode and median of a data is 24, then find the difference of median and mean.

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**ganesh****Administrator**- Registered: 2005-06-28
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#3843. Find the value of n if the mean of first n natural numbers is

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

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**ganesh****Administrator**- Registered: 2005-06-28
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#3844. Calculate the mean of the following distribution:

x: 5 6 7 8 9

f : 4 8 14 11 3

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**ganesh****Administrator**- Registered: 2005-06-28
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#3845. Solve:

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
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Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3845 is correct. Good work, Monox D. I-Fly!

#3846. A passenger train takes 3 hours less for a journey of 360 kilometers, if its speed is increased by 10 kilometers per hour from its usual speed. What is the usual speed?

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**Monox D. I-Fly****Member**- From: Indonesia
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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3846 is correct. Excellent, Monox D. I-Fly!

#3847. A fast train take one hour less than a slow train for a journey of 200 kilometers. If the speed of the slow train is 10 kilometers per hour than that of the fast train, find the speed of the two trains.

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**Monox D. I-Fly****Member**- From: Indonesia
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*Last edited by Monox D. I-Fly (2017-12-07 18:19:26)*

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3847 (two parts) is correct. Excellent, Monox D. I-Fly!

#3848. An airplane takes 1 hour less for a journey of 1200 kilometers if its speed is increased by 100 kilometers per hour from its usual speed. Find its usual speed.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

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#3849. The hypotenuse of a grassy land in the shape of a right triangle is 1 meter more than twice the shortest side. If the third side is 7 meters more than the shortest side, find the sides of the grassy land.

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**Monox D. I-Fly****Member**- From: Indonesia
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*Last edited by Monox D. I-Fly (2017-12-10 12:54:03)*

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3849 (three values) is correct. Excellent, Monox D. I-Fly!

#3850. Find the values of k for which the quadratic equation

has real and equal roots.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 24,702

Hi,

The solution #3850 (two values) is correct. Keep it up, Monox D. I-Fly!

#3851. If one root of the equation

is 2, then find the other root.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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