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Natasha2012 [34]

2 years ago

14

show how to multiply 6×298 using friendly numbers and then using properties and mental math. write about which method you like b

etter and why

1 answer:

Ahat [919]2 years ago

6 0

Use a caculatoror. or google

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There are 450 people at a play, the total receipt for $600 and the admission was $2 for adults and $0.75 for children, how many

sdas [7]

Answer:

340 children, 210 adults.

Step-by-step explanation:

$Let \ a \ - adults, \ c - children;\\c + a = 450\\0.75c + 2a = 600|\cdot 4\\3c + 8a = 2400;\\\\c + a = 450|\cdot(-3)\\3c + 8a = 2400\\-3c -3a = -1350\\5a = 1050 => a = 210, c = 450 -210 = 340.$

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2 years ago

The ratio of the length of Adam's banner to the length of Sam's banner is 5:9. Sam's banner is 40 inches longer than Adam's bann

goblinko [34]

Answer:

25

Step-by-step explanation:

5:9

x:40

what is the realationship between 9 and 40? -9x5=40

so 5x5=25 so x=25

5:9x5:5=25:40

7 0

2 years ago

.How much force is needed to accelerate a truck with a mass of 2,000 kg, at a rate of 3 m/s²?

ozzi

6000N

reason: according to Newton’s second law of motion, Force = Mass x Acceleration
using this, multiply 2000 by 3 to get 6000

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2 years ago

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FOR EASY BRAINLIEST ANSWER QUESTION BELOW!

Alex787 [66]

Answer:

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Step-by-step explanation:

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2 years ago

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PtichkaEL [24]

Subtract two from your get 2

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2 years ago