3 years ago

The difference of a number b and 8 is 15

Mathematics

1 answer:

garri49 [273]3 years ago

4 0

can u show me a shorter verison

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What is 481 squared in expanded form?

netineya [11]

481*481= 231361

That in expanded form is

200000 + 30000 + 1000 + 300 + 60 + 1

Sorry if i am wrong I truely am

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3 years ago

140 fluid ounces increased by 45%

Radda [10]

$100\%\ increased\ by\ 45\%=100\%+45\%=145\%\\\\method\ \#1\\\\p\%=\frac{p}{100}\to145\%=\frac{145}{100}=\frac{145:5}{100:5}=\frac{29}{20}\\\\145\%\ of\ 140=\frac{29}{20}\cdot140=29\cdot7=\boxed{203\ (ounces)}\leftarrow answer$

$method\ \#2\\\\\begin{array}{ccc}140&-&100\%\\x&-&145\%\end{array}\ \ \ cross\ multiply\\\\\\100\cdot x=140\cdot145\ \ \ \ |divide\ both\ sides\ by\ 100\\\\x=\frac{140\cdot145}{100}\\\\\boxed{x=203\ (ounces)}$

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3 years ago

Suppose that in the country of Workanda, the population is 330 million, and 170 million people are working (have a job). If 70 m

zubka84 [21]

Answer:

30%

Step-by-step explanation:

The unemployment rate is 30%

3 0

1 year ago

Evaluate 3x2+x-2 when x=-2

ss7ja [257]

Answer:

Step-by-step explanation:

Evaluate 3x^2+x-2 when x=-2

Just plug in x = - 2 into the expression

= 3(-2)^2 + (-2) -2

= 3(4) -2 - 2

= 12 - 4

= 8

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2 years ago

Maria is standing next to a tree. The tree cast a shadow that is 5.4 ft long. The angle formed from the sun hitting the tree and

jenyasd209 [6]

Your answer is 27.0 because to get your answer, you need to multiply 5.4x5

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2 years ago