Correct Answer: 176 cm²

Solution : According to the question
radius = 7 cm  and  slant height = 8 cm
Curved surface area of a cone =  $\pi$ × radius × slant height
= $\frac{22}{7}$ × 7 × 8
= 176 cm²
Hence, the correct answer is 176

Correct Answer: INR 300

Solution : Principal Amount (P) = INR 12000
Time (T) = 3 months
Rate of Interest (R) = 10% per annum
The amount borrowed is compounded quarterly
Time = 3 months = $\frac{3}{12} = \frac{1}{4}$ years
 For quarterly, the rates are divided by 4, and time

Correct Answer: Spain

Solution : The correct option is - Spain.

The five sovereign nations that were given a permanent seat on the UN Security Council by the UN Charter of 1945 are known as the permanent members of the UN Security Council. These nations are China, France, Russia, the

Correct Answer: that have not

Solution : The correct choice is the third option.

Explanation:

The error lies in the subject-verb agreement. One is a singular noun, so it requires a singular verb form. In the sentence, have is a plural form, but it should be the singular verb form 

Correct Answer: DIB

Solution : Given:
RUE is written as IFV.

Write the opposite letters of RUE, to obtain the required code –
R→Opposite of R is I.
U→Opposite of U is F.
E→Opposite of E is V.
Thus, RUE is coded as IFV.
Similarly, follow the same pattern for

Correct Answer: INR 480

Solution : Given: By selling a water heater for INR 320, the shopkeeper incurs a loss of 20%.
Here cost price is denoted by CP, selling price is denoted by SP.
CP = $\frac{SP\times 100}{100– Loss}$
SP = $\frac{CP\times (100+Profit)}{100}$
According to the questions,
⇒ $CP

Correct Answer: Versatile

Solution : The first option is the correct choice.

Versatile means to be able to adapt or be adapted to many different functions or activities; having varied uses or functions. Versatile is the most fitting word, as it specifically conveys the ability to do many different things

Correct Answer: 49

Solution : Given:
SOUND is written as 25 and ANIMAL is written as 36.

Find the square of the total number of letters of SOUND to obtain the required code –
The total number of letters in SOUND is 5 and the square of 5 is 25.

Correct Answer: Bhimrao Ramji Ambedkar

Solution : The correct option is Bhimrao Ramji Ambedkar.

Dr B. R. Ambedkar wrote a short autobiography titled "Waiting for a Visa". Babasaheb Ambedkar, also known as Dr Bhimrao Ramji Ambedkar, was a well-known Indian jurist, social reformer and prominent drafter of

Correct Answer: 31.5

Solution : 15% of 30% of 700
= $\frac{15}{100}\times\frac{30}{100}\times700$
= $\frac{3}{2}\times\frac{3}{1}\times7$
= $\frac{63}{2}$
= 31.5
Hence, the correct answer is 31.5.