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3 years ago

If 20% of a number is 28 and 25% of the same number is 35, find 45% of that number.

1 answer:

5 0

Answer: 63

Explanation: The sum of the two percentages is 45%. Thus the sum of the 28 and 35 (63) is equal to 45% of the number.

If you needed to check your work, you could work out the number to be 140 and simply multiply by 0.45.

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What’s the answer???

docker41 [41]

Answer: B, D, and E

Step-by-step explanation:

f(x) = x² - 1

(0, 1): 1 = (0)² - 1 ⇒ 1 = -1 FALSE

(1, 0): 0 = (1)² - 1 ⇒ 0 = 0 TRUE

(3, 5): 5 = (3)² - 1 ⇒ 5 = 8 FALSE

(5, 24): 24 = (5)² - 1 ⇒ 24 = 24 TRUE

(-2, 3): 3 = (-2)² - 1 ⇒ 3 = 3 TRUE

(-4, -17): -17 = (-4)² - 1 ⇒ -17 = 15 FALSE

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3 years ago

In exercises, solve the literal equation for x

blondinia [14]

5 ×4=10 5553324562/fgfdgh
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5 0

3 years ago

Which is the solution set of the inequality 15y-9<36?

AnnyKZ [126]

Answer:

The solution set is;

y < 3

This means the values of the real numbers set that are less than 3 in value

Step-by-step explanation:

Here, we want to get the solution set of the inequality

what we have to do is to get the value of y

We have this as;

15y < 36 + 9

15y < 45

y < 45/15

y < 3

3 0

3 years ago

Tamyra's soccer team scored a total of 40 goals this year. They scored 15 more goals this year than they did last year. Write an

Darina [25.2K]

40-15=g so they scored 25 this year and 25+15=40

4 0

2 years ago

3. At a bargain store, Jamal bought 2 items that each cost the same amount. Isaiah bought 3 items that each cost the same amount

coldgirl [10]

Answer:

$6.75 and $4.50

Step-by-step explanation:

a) Jamal spent:

Isaiah spent:

3 (x - 2.25)

The equation is:

2x = 3(x - 2.25)

b) Solving the equation

2x = 3x - 6.75
3x - 2x = 6.75
x = 6.75

c) Jamal's items cost

$6.75 each

Isaiah's items cost

$6.75 - $2.25 = $4.50 each

7 0

3 years ago