Correct Answer: 78

Solution : Let the ratio of boys and girls be $8x:5x$
Total students be $8x+5x=13x$
Now, checking for the options which is divisible by 13.
a. 81 = $\frac{81}{13}$ = 6.23
b. 78 = $\frac{78}{13}$ = 6
c. 57 = $\frac{57}{13}$ = 4.38
d. 66 = $\frac{66}{13}$

Correct Answer: LR

Solution : Given:
XF, UI, RL, OO, ?

In the above-given series, subtract 3 from the place value of the first letter and add 3 to the place value of the second letter.
XF→X – 3 = U; F + 3 = I
UI→U – 3 =

Correct Answer: 15

Solution : Given:
The ratio of present ages of A and B is 5 : 7
⇒A's present age = 5 × Y
⇒B's present age = 7 × Y
The age of B after 10 years is 31 years,
⇒(7 × Y) + 10 = 31

Correct Answer: base rate

Solution : The correct answer is the base rate.

The base rate is the lowest interest rate that a bank can offer loans at, except in certain circumstances where the RBI permits it. It is the lowest interest rate at which a bank can make

Correct Answer: A complex of communities characterised by distinctive climate and vegetation

Solution : The correct option is A complex of communities characterised by distinctive climate & vegetation.

A biome is a community complex characterised by unique climate and vegetation patterns. Biomes are large-scale biological zones with comparable climate

Correct Answer: Platyhelminthes

Solution : The correct answer is Platyhelminthes.

Phylum Platyhelminthes includes, for example, tapeworms. The kingdom Animalia includes the phylum Platyhelminthes. Because of their dorsoventral flattened bodies, these organisms are often referred to as flatworms. They have suckers to absorb food and hooks to adhere to the

Correct Answer: Tarnished

Solution : The third option is correct.

The term unsullied in the sentence means pure, untarnished, or not stained. It is used to describe a safety record that is clean and free from blemishes. The antonym that best fits to replace unsullied is tarnished, which means to

Correct Answer: 24

Solution : Given:
The present ages of Vikas and Sujit are in the ratio of 5 : 4
⇒ Present age of Vikas = 5 × A
⇒ Present age of Sujit = 4 × A
Age of Vikas after 3 years = (5 × A) +

Correct Answer: IVNCMF

Solution : Given:
STUDY : TUVEZ :: HUMBLE : ?

For each pair, add 1 to the place values of the letters of the first term to get the second term.
STUDY→S + 1 = T; T + 1 = U; U + 1 = V; D

Correct Answer: RJT

Solution : Given:
FAN, JDP, NGR, ?, VMV

Add 4, 3, and 2 in the first, second, and third letter of the given term, to obtain the required missing term –
FAN → F + 4 = J, A + 3 = D, N + 2 =