Number System Model Questions & Answers, Practice Test for ssc cgl tier 1 2024

Answer: (c)

Required product = 184 × 156 = 28704

Answer: (d)

Suppose first and second number is x and y.

$2x^2 = 6y$ ⇒ $x^2 = 3y$

Ratio cannot be determined.

Answer: (d)

If n is a natural number, then $√n$ is either a natural number or an irrational number.

e.g., when n = 3 ⇒ $√3$ = Irrational number

When n = 9 ⇒ $√9$ = 3 = Rational number

Answer: (c)

The number will be a multiple of 6, 7, 8, 9, 10

LCM of 6, 7, 8, 9, 10 = 2520

∴ Largest 4-digit number divided by this = 7560

∴ Required number = 7558

Sum of the digits of this number = 25

Answer: (c)

From the given alternatives,

1763 = 43 × 41