brookephillips9111 brookephillips9111

02-02-2019
Mathematics

contestada

A window washer cleans 42 windows in 2 hours. At this rate, how many windows did he clean in 180 minutes.

Respuesta :

francisco42002 francisco42002

02-02-2019

126 windows will be washed

Answer Link

IfGotDemons IfGotDemons

02-02-2019

answer: he cleaned 63 windows

step-by-step-explanation

1. If the washer cleans 42 windows in 2 hours he cleaned 21 windows in 1 hour.

2. 180 minutes equals 3 hours so you then add 42+21 and that equals 63

Answer Link

Otras preguntas

what is approximate rhyme?

factor completely w^4-2401

If 9(x − 9) = −11, then x = ? A. -92/9 B. -20/9 C. -11/9 D. -2/9 E. 70/9

An industrial cleaner is manufactured using only the 3 secret ingredients A, B, and C, which are mixed in the ratio of 2:3:5, respectively, by weight. How many

Sales for a business were 3 million dollars more the second year than the first, and sales for the third year were double the sales for the second year. If sale

4b×3b-2b=102 what is b

For 2 consecutive integers, the result of adding the smaller integer and triple the larger integer is 79. What are the 2 integers? A. 18, 19 B. 19, 20 C. 20, 21

Prove the following identity :Sin α . Cos α . Tan α = (1 – Cos α) (1 + Cos α)

explain how american colonial history would have been different if the british had not passed the intolerable acts

what does 'sleeping with the enemy' mean?