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AlladinOne [14]
2 years ago
11

If 60% of a number is 90, what is 4/5 of the number?​

Mathematics
1 answer:
sukhopar [10]2 years ago
7 0

Answer:

120

Step-by-step explanation:

Let the required number be x

So,

60% of x = 90

0.6x = 90

x = 90/0.6

x = 900/6

x = 150

\frac{4}{5} x =  \frac{4}{5}  \times 150 = 4 \times 30 = 120 \\

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katrin [286]

Answer:

The product of the given expression -8x^5y^2\times 6x^ 2y= 72x^6y^3[/tex]

Step-by-step explanation:

Given expression is -8x^5y^2\times 6x^2y

To find the product of the given expression:

The product of the given expression can be written as

-8x^5 y^2\times 6x 2y=(-8x^5y^2)(6x^2y)

=(-8x^5y^2)(6x^2y)

=-48(x^5\times x^2)(y^2\times y^1)  [since a^m\times a^n=a^{m+n}]

=-48x^7y^3

Therefore the product of the given expression -8x^5y^2\times 6x^2y is -48x^7y^3

Therefore,  -8x^5y^2\times 6x^2y=-48x^7y^3[/tex]

3 0
3 years ago
If y varies directly as x, and y is 6 when x is 72, what is the value of y when x is 8?
Eddi Din [679]

Answer:

2/3

Step-by-step explanation:

Y varies directly as x

Y =kx

Y=6 when x = 72

First find the relationship between y and x.

i.e find the value of k

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6 = k *72

Make k the subject of the formula

K = 6/72

K= 1/12

:. The rlationship between x and y is

Y = 1/12x

When x is 8

Y = 1/12 * 8

Y = 8/12

Y = 2/3 and that is the answer

Hope it helped you

3 0
3 years ago
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DanielleElmas [232]
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lisabon 2012 [21]
Answer: 3

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Hope this helps!
4 0
3 years ago
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