Ques:- How many times in a day, are the hands of a clock in straight line but opposite in direction?
A. 20
B. 22
C. 24
D. 48
Ques:- If the HCF of two numbers is 2 and their LCM is 70, then the numbers are
A. 2, 35
B. 4, 70
C. 6, 70
D. 14, 10
Ques:- A speed of 14 metres per second is the same as
A. 28 km/hr
B. 50.4 km/hr
C. 70 km/hr
D. 74.2 km/hr