A circular garden hose has an inner radius of

MATHEMATICS · Single correct · CBSE · Mathematics · Proportional Reasoning · Proportional Reasoning

Problem

0.009\,\text{m}

, and water moves through it at a uniform speed of

1.2\,\text{m}\,\text{s}^{-1}

. Approximately how long will it take to fill a

2{,}000\,\text{L}

backyard pool? (a) About

220\,\text{min}

(b) About

55\,\text{min}

110\,\text{min}

(d) About

345\,\text{min}