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Hi;

The solution #3260 is correct. Neat work, bobbym!

#3261. The 21st term of an Arithmetic Progression whose first two terms are -3 and 4 is __________.

Hi;

The solution #6001 is correct. Good work, bobbym!

#6002. Solve for x and y:

Hi;

The solution 513 is correct. Excellent, bobbym!

514. If A(2,-2), B(8,4), C(5,7), and D(x,y) are the vertices of a rectangle, then find the values of x and y.

Hi;

The solution set in #3259 is correct. Neat work, bobbym!

#3260. Find the sum of all integers between 50 and 500 which are divisible by 7.

Hi;

The solution #6000 is correct. Neat work, bobbym!

#6001. If

find the value ofHi;

The solutions 512 are correct. Excellent, bobbym!

513. If a vertex of a triangle be (1,1) and the mid-points of two sides through it be (-2,3) and (5,2), find the centroid of the triangle.

Hi mathaholic,

**Welcome to the forum!**

Hi;

Both the Answers, #2697 and #2698, are correct. Excellent, bobbym!

#2699. What does the noun *cheddar* mean?

#2700. What does the noun *cheerio* mean?

Hi;

The solution #5999 is correct. Excellent, math9maniac and bobbym!

#6000. If

then find .Hi;

The two solutions in #3258 are correct. Excellent, bobbym!

#3259. If the sum of 3 terms of an Arithmetic Progression is 51 and product of last and first term is 273, find the numbers.

Hi;

The solution 511 is correct. Excellent, bobbym!

512. Find the area of the triangle whose vertices are

(i) (2,3), (-1,0), (2,-4)

(ii) (-5,-1), (3,-5), (5,2).

Hi;

Both the Answers, #2695 and #2696, are correct. Excellent, bobbym!

#2697. What does the noun *chateau* mean?

#2698. What does the noun *chauvinism* mean?

Hi;

The solution 510 is correct. Excellent, bobbym!

511. Find the area of the quadrilateral whose vertices are (3,4), (0,5), (2,-1), and (3,2).

Hi;

The solution #3257 is correct. Neat work, bobbym!

#3258. Solve for x:

Hi;

The solution #5998 is correct. Good work, bobbym!

#5999. If

find the value ofHi;

The solution 509 is correct. Neat work, bobbym!

510. Find the coordinates of the point which is equidistant from three given points A(5,1), B(-3,-7), and C(7,-1).

Hi;

The solution 508 is correct. Excellent, bobbym!

509. Find the value of 'a', if the distance between the points A(-3,-14) and B(a,-5) is 9 units.

Hi;

The solutions #3256 are correct. Excellent, bobbym!

#3257. If a student had walked 1 km/hour faster, he would have taken 15 minutes less to walk 3 km. Find the rate at which he was walking.

Hi;

The solution #5997 is correct. Neat work, bobbym!

#5998. A two digit number is seven times the sum of its digits and is also 12 less than three times the product of its digits. Find the number.

Hi;

The solution 507 is correct. Excellent, bobbym!

508. Find the area of a rhombus whose vertices taken in order are the points (3,0), (4,5), (-1,4), and (-2,-1).

Hi;

The Answer #2694 is correct. Good work, bobbym!

#2695. What does the noun *chasm* mean?

#2696. What does the verb (used with object) *chastise* mean?

Hi;

The solution #3255 (two values) are correct. Excellent, bobbym!

#3256. Solve:

Hi;

The solution #5986 (two values) is correct. Excellent, bobbym!

#5997. Find the value of a such that the quadratic equation

Hi;

The solution 506 is correct. Excellent, bobbym!

507. A motor boat whose speed is 20 km/hour in still water, taken 1 hour more to go 48 km upstream than to return downstream to the same spot. Find the speed of the stream.

Hi;

The solutions in #3254 are correct. Neat work, bobbym!

#3255. Solve: