The value of ((793 + 232)^2 - (793 - 232)^2)/(793 x 232) is Option 1: 7930 Option 2: 4 Option 3: 2 Option 4: 2320

Answer: 4. Solution: Using identity (a+b)^2 - (a-b)^2 = 4ab. So numerator = 4 x 793 x 232. Dividing by 793 x 232 gives 4.

Quantitative Reasoning

Number System

Medium

The value of $\frac{(793 + 232)^2 - (793 - 232)^2}{(793 \times 232)}$ is

7930

2320

✅ Correct Option: 2

Using identity $(a+b)^2 - (a-b)^2 = 4ab$ . So numerator $= 4 \times 793 \times 232$ . Dividing by $793 \times 232$ gives 4.

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Which one of the following statements is/are true?

A. 48713280 is divisible by 11

B. 59761543 is not divisible by 3

C. 342221319 is divisible by 99

D. 10050432 is not divisible by 8

Choose the correct answer from the options given below:

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2024

The difference of the greatest and the smallest of the fractions $\frac{1}{2}$ , $\frac{8}{11}$ , $\frac{7}{8}$ , $\frac{7}{9}$ , $\frac{5}{6}$ is:

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How many perfect squares lie between 120 and 300?