A man drove for 4 hours at a certain speed, he then doubled his speed and drove for another 3 hours. Although he covered 600 kilometers. At what speed did he drive for the last 3 hours?

Similar Questions

Reach each number to two significant figures and then evaluate \(\frac{0.02174 \times 1.2047}{0.0237...

The length of an arc of a circle of radius 3.5 cm is  1$\frac{19}{36}$ cm. Calculate, correct...

Simplify \((25)^{\frac{-1}{2}} \times (27)^{\frac{1}{3}} + (121)^{\frac{-1}{2}} \times (62...

If tan y is positive and sin y is negative, in which quadrant would y lie?  ...

The ratio of the exterior angle to the interior angle of a regular polygon is 1:11. How many sides h...

Kweku walked 8m up to slope and was 3m above the ground. If he walks 12m further up the slope, how f...

A box contains 5 blue balls, 3 red balls and 2 white balls. Two balls are selected from the box with...

Solve the simultaneous equations y = 3x; 4y - 5x =14 ...

Calculate, correct to 2 significant figures, the length of the arc of a circle of radius 3.5cm which...

Water flows out of a pipe at a rate of 40$\pi cm^2$ per seconds into an empty cylinder container o...