2 years ago

The numbers 12, 34, 56, 78, 90 are five two-digit numbers that use

Mathematics

1 answer:

Slav-nsk [51]2 years ago

6 0

Answer:

90, 81, 72, 63, 54

Step-by-step explanation:

I think that these numbers make up the most possible product. Having the larger numbers on the side as the tens digit would be a better way of making the product bigger so that you can leave the smaller numbers for the smaller ones digit.

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Julie bought $8.64 worth of 57-cent stamps and 30-cent stamps. The number of 30-cent stamps was 6 less than the number of 57-cen

Yuri [45]

Answer:

The number of 57-cent stamps that Julie bought is 12

Step-by-step explanation:

Given equation

0.57 s + 0.3 ( s − 6 ) = 8.64

Open bracket

0.57s + 0.3s - 1.8 = 8.64

Collect like terms

0.87s = 8.64 + 1.8

0.87s = 10.44

Divide both sides by 0.87

s = 12

The number of 57-cent stamps that Julie bought is 12

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2 years ago

Which is equal to 10^12/10^-3

tiny-mole [99]

10^[ 12 - ( - 3 ) ] = 10^( 12 + 3 ) = 10^15 ;
We use the formula
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3 years ago

A truck drove at an average rate of 45 miles per hour on the highway and 20 miles per hour once it entered the city. If it took

SIZIF [17.4K]

45 * 1.6 + 20 * 1.4 = 100
72 + 28 = 100
100 = 100

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3 years ago

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Help ;-; Im almost overdue and I'n only on Q.13/24

jolli1 [7]

Answer: C (-7/18)

Step-by-step explanation: you flip the denominator and numerator and keep the negative

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2 years ago

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What are the values of a 1 and r of the geometric series? 1 3 9 27 81 a 1 = 1 and r = one-third a 1 = one-third and r = 1 a 1 =

Paha777 [63]

Answer:

a₁ = 1

r = 3

Step-by-step explanation:

Since it’s a geometric series then

a₁ = 1 ( because 1 is the first term of the series)

3/1 = 9/3 = 27/9 = 81/27 = 3 then r=3.

Step-by-step explanation:

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2 years ago