$2800|2\\1400|2\\.\ 700|2\\.\ 350|2\\.\ 175|5\\.\ \ 35|5\\.\ \ \ 7|7\\.\ \ \ 1|\\\\\boxed{2800=2\times2\times2\times2\times5\times5\times7=2^4\times5^2\times7}$

4 0

3 years ago

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10 computer operators can compose 120 pages in 2 hours. How many operators should work, if the same job is to be completed in 30

cupoosta [38]

Answer:

40 Operators

Step-by-step explanation:

if 10 operators worked on 120 pages for 2 hours

P operators will work on the same pages for 30min

note: 2hrs= 120min

10×120min/120= P × 30/120

cross multiply
make P subject of the formula

P= 10×120×120/120×30

P = 40 operators

6 0

3 years ago

Can someone help me plzzzz with this math question!!!!!! “Buy one, get one free” special at T-Mobile for an iPhone 12. The cost

evablogger [386]

Answer:

$575

Step-by-step explanation

1150/2 = 575

8 0

3 years ago

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