42
Q:

# The difference of $18$ and its reciprocal is equal to :

 A) 1/8 B) 4/3 C) 15/16 D) 105/304

Explanation:

Required difference = 19/16 - 16/19  =  105/304..

Q:

If

 A) 30° B) 90° C) 60° D) 45°

Explanation:

7 1482
Q:

The value of

 A) 5 B) 0 C) 2-22 D) 2

Explanation:

3 6165
Q:

Solve the following

113 × 87 =?

 A) 9831 B) 10026 C) 10169 D) 10000

Explanation:

1 5287
Q:

In ΔABC measure of angle B is 90 deg. If tanA = 12/5, and AB = 1cm, then what is the length (in cm) of side BC?

 A) 2.6 B) 2.4 C) 1.5 D) 2

Explanation:

2 928
Q:

ΔXYZ is right angled at Y. If m∠X = 60 deg, then find the value of (cotZ + 2)

 A) (2√2+1)/2 B) √3+2 C) (√6+1)/√3 D) (2√2+√3)/2

Explanation:

0 6461
Q:

If ,then which of the following is correct?

 A) a=2197 B) a>2197 C) a<2197 D) a<1728

Explanation:

1 4795
Q:

Find the number of solutions a pair of linear equation (4x-9y+13=0 and 2x+3y-13=0) have.

 A) 1 B) 2 C) 10 D) infinite

Explanation:

2 3770
Q:

Find the area (in sq units) of the triangle formed by lines x - 3y = 0, x – y = 4 and x + y = 4.

 A) 1 B) 2 C) 3 D) 4