The ratio to decrease 54 to 42 is

If a car arrived at 17:00 after travelling for 2 h 45 min then the time at which car started its journey is

A. 11:15 a.m.

B. 14:15 p.m.

C. 15:15 p.m.

D. 12:15 p.m.

If Hazel makes 20 garlands in 40 minutes then the number of garlands Hazel can make in 28 minutes are

A. 21

B. 18

C. 16

D. 14

If 50m pipe is used during construction of bungalow and cost for every 2m pipe is $12 then cost for 50m of pipe will be

A. 380

B. 350

C. 330

D. 300

The ratio of 750m and 3km is

A. 3:07

B. 3:05

C. 2:07

D. 1:04

If a car travels at an average speed 25 m/s then average speed in km/h is

A. 96 km/h

B. 90 km/h

C. 95 km/h

D. 85 km/h