1. timmy's printer can print 18 pages in 12
minutes.

a. how many pages can it print in 3/4 of an
hour?
b. how about in 1 hour?

ANSWER:

Printer can print 90 pages in an hour and 67.5 pages in 45 minutes.

SOLUTION:

Given, Timmy's printer can print 18 pages in 12 minutes.

A ) How many pages can it print in 3/4 of an hour?

3/4 th of an hour = 3/4 x 60 minutes = 45 minutes.

So, we need to find how many pages can be printed in 45 minutes.

Let the number of pages be x.

We know that,

12 minutes → 18 pages

45 minutes → x pages

On applying chris cross method, 12 x = 45 18

x =

= = 67.5

So, printer can print 67.5 pages in 45 minutes.

B ) How many pages can it print in an hour?

Let the number of pages be x.

We know that,

12 minutes → 18 pages

60 minutes → x pages

On applying chris cross method, 12 x = 60 18

x =

x = 5 18  = 90

So, printer can print 90 pages in an hour.

answer: 193

explanation:

200-7 = 193

its an acute right triangle

step-by-step explanation: