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aalyn [17]
3 years ago
6

Suppose you know that 10% of 250 is 25. How could you use that information to find 30% of 250?

Mathematics
1 answer:
Nookie1986 [14]3 years ago
7 0

Answer:

triple the answer

Step-by-step explanation:

.1×250=25

.3×250= 75

25×3=75

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Find the volume of this figure. round your answer to the nearest hundredth. if necessary<br><br>#8
ivann1987 [24]

Answer:

30 miles²

Step-by-step explanation:

To solve the area of the prism we have to multiply the area of the base * the height of the prism. The base of the prism is a right triangle.

<em>(b*h)÷2 = Area of a triangle</em>

<em />

<em>Base = 4</em>

<em>Height = 3</em>

<em>Now:</em>

<em>(4*3)/2 = 6 miles²</em>

<em />

<em>Now we have to multiply 6 miles² by 5 as our height.</em>

<em />

<em>We get 30 miles² as the volume of the figure.</em>

4 0
2 years ago
Plz hurry!!!!!!!!!!!!!!!!!!!!!!!!!!!!!The graph shows the relationship between hours worked and total earnings for a store clerk
Alla [95]

Answer:D

Step-by-step explanation:took test

6 0
3 years ago
Explain how to get the product of 2 times the square root of 5 and 4 times the square root of 10
Vlad1618 [11]
The square root of 5 is 2.2 and 4 times the square root of 10 is 100
6 0
3 years ago
A piggy bank contains 80 nickels and dimes the value of the coins is 5.15
dimaraw [331]
Answer: the amount of dimes is $1.15 this is also equivalent to 11 dimes and an extra nickel.

Explanation:

80 nickels =$4.00
$5.15-$4.00= $1.15
11 dimes= $1.10
1 nickel= $0.05
$1.10+$0.05= $1.15


hope this helps! :)
5 0
3 years ago
Find all solutions of the equation sin^2 x=2sinx+3
Mashutka [201]
\sin^2x=2\sin x+3
\sin^2x-2\sin x-3=0
(\sin x-3)(\sin x+1)=0

which means either \sin x=3 or \sin x=-1. The equation has no solution, since \sin x is always bounded between -1 and 1. The second has one solution at x=-\dfrac\pi2, and any number of complete revolutions will also satisfy this equation, so in general the solution would be -\dfrac\pi2+2k\pi where k is any integer.

So you could choose A=-\dfrac\pi2 and B=2.
4 0
3 years ago
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