### IBPS RRB Clerk 2018 Question 7

Instructions

What approximate value will come in place of question mark (?) in the given questions? (You are not expected to calculate the exact value).

Question 7

# $$\sqrt ?$$  x 359.88 ÷ 12.01 = 289 - 109.992

Solution

Expression : $$\sqrt ?$$  x 359.88 ÷ 12.01 = 289 - 109.992

=> $$\sqrt{x} \times \frac{360}{12} = 290 - 110$$

=> $$\sqrt{x} \times 30 = 180$$

=> $$\sqrt{x} = \frac{180}{30} = 6$$

=> $$x = (6)^2 = 36$$