Question

Johnny can type 141 words in 2 minutes.at this rate,how many words can be typed in 10 minutes

Answer 1

705 words

Explanation:

Let the unknown number be x

`141\: words = 2\:minutes\\x\: words \:\:\:= 10\:minutes\\\\`

Cross Multiply

`2x = 1410`

Divide both sides of the equation by 2 and simplify

`(2x)/(2) = (1410)/(2) \\\\x =705 \:words`

Answer 2

705

Explanation:

141 words in 2 minutes means 70.5 words in a minute

70.5 × 10 = 705 words in 10 minutes