24
Q:

# There are two numbers such that the sum of twice the first and thrice the second is 39, while the sum of thrice the first, and twice the second is 36. The larger of the two is :

 A) 3 B) 6 C) 9 D) 12

Explanation:

Let the numbers be x and y. Then, 2x + 3y = 39...(i)and 3x + 2y = 30 ...(ii)

On solving (i) and (ii), we get :  x = 6 and y = 9.

larger number = 9

Q:

The coefficient of x in

 A) 3y2 B) 27y2 C) -27y2 D) -3y2

Explanation:

0 1154
Q:

The largest number which should replace * in the number 2365*4 to make the number divisible by 4 is:

 A) 9 B) 2 C) 0 D) 8

Explanation:

0 1573
Q:

$43÷16×2-1=?$

 A) 3 B) -2 C) 8 D) 15

Explanation:

0 383
Q:

If

 A) 110 B) 10 C) 80 D) 140

Explanation:

0 1465
Q:

Sum of four consecutive odd numbers is 328. Find the largest number.

 A) 85 B) 98 C) 79 D) 97

Explanation:

0 889
Q:

What is the smallest integer that is divisible by 3, 7 and 18?

 A) 63 B) 252 C) 72 D) 126

Explanation:

0 1035
Q:

If the mean of the numbers 27 + x, 31 + x, 89 + x, 107 + x and 156 + x is 82.then the mean of 130 + x, 126 x, 68 + x, 50 + x 1 + x is :

 A) 80 B) 75 C) 50 D) 70

Explanation:

0 287
Q:

Arrange the following in the decreasing order?

(√23 – √21), (√19 – √17), (√21 – √19)

 A) (√23 – √21) > (√21 – √19) > (√19 – √17) B) (√23 – √21) > (√19 – √17) > (√21 – √19) C) (√19 – √17) > (√21 – √19) > (√23 – √21) D) (√21 – √19) > (√23 – √21) > (√19 – √17)

Answer & Explanation Answer: C) (√19 – √17) > (√21 – √19) > (√23 – √21)

Explanation: