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2 years ago

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Jerry has two same size circles divided into same number of equal parts. One circle has has 3/4 of the parts shaded and the othe

r has 2/3 of the parts shaded. His sister says the least number of pieces could be divided into 7,

1 answer:

ivann1987 [24]2 years ago

8 0

Answer:

Step-by-step explanation:

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What is 1/3 of 21,<br> 2/5 of 40<br> 4/7 of 280

Lubov Fominskaja [6]

$\frac{1}{3} \times 21=\frac{21}{3}=\frac{7 \times 3}{3}=7 \\ \\
\frac{2}{5} \times 40=\frac{2 \times 40}{5}=\frac{2 \times 8 \times 5}{5}=2 \times 8=16 \\ \\
\frac{4}{7} \times 280=\frac{4 \times 280}{7}=\frac{4 \times 40 \times 7}{7}=4 \times 40=160$

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3 years ago

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PLEASE HELP <br> simplify (√ 2) (3√ 2)

Vikentia [17]

Answer:

6

Step-by-step explanation:

When you multiply the square root of something with itself, your answer will be the number inside the radical sign.

This means that we should get 3*2=6.

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2 years ago

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Find the product of (3^6)(3)(3^5) Express your answer using exponents

VikaD [51]

Answer:

3^12

Step-by-step explanation:

When multiplying the same number with different exponents you have to add the the exponents. For example:

$a^x + a^y = a ^{x+y}$

So (3^6)(3)(3^5) or (3^6)(3^1)(3^5) = 3^(6+1+5) = 3^12

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2 years ago

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Help me please and thank you

Anna35 [415]

Answer: C

Step-by-step explanation: since he has 4 dice, there are 24 chances. But he needs 2 fives. That means 2/24 = 1/13. 1/13= C

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3 years ago

the bleachers at the football game are 7/8 full, and 1/2 of the fans in the bleachers are rooting for the home team. what fracti

wolverine [178]

First you have to find a common denominator which is 8.
1/2 =4/8
7/8 - 4/8 = 3/8
So the answer is 3/8.

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2 years ago