By how much percent must a motorist increases his speed in order to re – McqOptions

MCQOPTIONS

1.	By how much percent must a motorist increases his speed in order to reduce the time by 10%, taken to cover a certain distance ?
A.	101/9 %
B.	111/9 %
C.	134/9 %
D.	145/9 %
Answer» C. 134/9 %

Discussion

No Comment Found

Related MCQs

In a ? ABC, AB =BC, ?B = x0 and ?A = (2x - 20)0 then ?B = ?
The sum of the ages of A and B is 63 years. After 6 years, the age of B will be four times that of the A. What is the age of B ?
Rohit is twice as old as Rakesh was two years ago. If the difference between their ages be 4 years, how old is Rohit today ?
The sum of the ages of 4 children born at the intervals of 3 years each is 42 years. What is the age of the youngest child ?
A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27 years, then how old is B ?
The sum of the present ages of a father and his son is 60 years. Six year ago, father's age was five times the age of the son. After 6 years, son's age will be ?
The difference between the ages of two persons is 15 years. Ten years ago, the elder one was twice as old as the young one. The present age of the elader person is ?
The ages of Sita and Gita are in the ratio 8:15. After 9 years, the ratio of their ages will be 11:18. What is the difference between their ages ?
The sum of the ages of a father and his son is 50 years now. Four years ago, their ages were in the ratio of 2 : 1. The ratio of the ages of father and son after 10 years will be
The ratio of present ages of two brothers is 1 : 2 and 5 years back the ratio was 1 : 3. What will be the ratio of their ages after 10 years ?