Question

The diameter of wheel of a car is 70cm.How many revolution will it make to travell 1.65km

Answer 1

hey mate here is ur answer
$diameter = 70 \: cm \\ radius = 35 \: cm \\ circumference \: = \: 2\pi \: r \\ = 2 \times 22 \div 7 \times 35 \\ = 2 \times 22 \times 5 \\ = 220cm \\ total \: revolution = 1.65km \div 220cm \\ = 750 \\ this \: os \: ur \: answer \\ plz \: mark \: as \: brainliest$