SSC CHSL 2016 · Question 167 of 188

A boy starts from his house and walks at a speed of 5 km/hr and reaches his school 3 minutes late. Next day he starts at the same time and increases his speed by 4 km/hr and reaches 3 minutes early. What is the distance (in km) between the school and his house?

Direction Sense

A1
B1.25
C1.125Correct
D1.5 The line graph shows the number of students of a certain university who passed in the given year in their final exams. Study the diagram and answer the following questions Q. 67 to 70?

Answer: C. 1.125

Explanation

Let distance between the school and his house be x km According to the question, x 3 x 3 − = + 5 60 9 60 ⇒ x x 3 3 9 x − 5x 6 − = + ⇒ = 5 9 60 60 45 60 ⇒ 4x 6 6 45 9 = ⇒x= × = 45 60 60 4 8 Distance = 9 = 1.125 km 8

Source: SSC CHSL Tier-I Solved Paper (5 March 2017, Shift-1) — Oswaal solved paper with answer key and explanations · reliable-secondary

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