Question

find tha distance 500 revolution and tha diamitr is 77 cm

Answer 1

Wheel diameter = 77 cm.

perimeter of the wheel = 2 * 22/7 * 77 cm = 484 cm

Distance covered in 500 revolutions = 500 * 484 = 242000 cm
    = 2.420 km

Answer 2

ANSWER
.......

DIAMETER OF WHEEL IS 77 CM
.....

THEREFORE THE PERIMETER OF THE WHEEL IS
$2 \times \frac{22}{7} \times 77 \\ = 484 \: \: cm$
THERE ARE 500 REVOLUTION THEREFORE
.......

500×484 = 242000 CM

$= 2.420$