3 years ago

What is a rational number

1 answer:

7 0

A rational number is any number that can be expressed as the quotient or fraction of two integers, a numerator and a non-zero denominator

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What is the time that is 9 hours and 40 minutes before 4:25 A.M.

sergey [27]

$4:25A.M.-9h=7:25P.M.\ yesterday\\\\40min=25min+15min\\\\7:25P.M.-25min=7:00P.M.\\\\7:00P.M.-15min=\boxed{6:45P.M.\ yesterday}$

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3 years ago

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Andrew and Sam start counting from 150 to 200 including. Andrew counts by fives, and Sam counts by threes. What is the ratio of

Agata [3.3K]

Answer:

11/17

Step-by-step explanation:

The question says to find the ratio by which Andrew counts to the ratio Sam counts.

Andrew counts by 5s:

150,155,160,165,170,175,180,185,190,195,200. His total count is 11

Sam counts by 3s:

150,153,156,159,162,165,168,171,174,177,180,183,186,189,192,195,198. His total number of count is 17

The ratio of their count is 11:17

= 11/17

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3 years ago

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What is the order of 7/8, 0.98, 8/9 from least to greatest?

katrin [286]

The order is 7/8, 8/9, o.98

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3 years ago

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a carpet layer can put down 400 square feet of carpeting in 2.5 hours. How many hours will it take him to lay 600 square feet of

N76 [4]

You can set it up like:

400/2.5 = 600/x; now cross multiply
400x = 2.5(600)
400x = 1,500; now divide both sides by 400 to isolate the x, and you get x = 3.75 hours

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3 years ago

Kate and Elena were playing a card game. The stack of cards in the middle had 25 cards in it to begin with. Kate added 5 cards t

umka21 [38]

Answer:

Step-by-step explanation:

step 1: 25+5=30

step 2: 30-8=22

step 3:22-7=15

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2 years ago