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liraira [26]
3 years ago
14

In September, Jerry read for 2/5 of an hour every day for 20 days. How many

Mathematics
1 answer:
Effectus [21]3 years ago
7 0

Answer:

Step-by-step explanation:

- 2/5 of an hour is equal to 24 min

- 24 times 20 is 480 minuets during September

- 480 minuets is 8 hours

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If a man earns $805 for 7 days, how many days does he<br>have to work to earn $2185?​
krok68 [10]

Answer:

19 days

Step-by-step explanation:

805 = 7x

x = 115 dollars per day

115x = 2185

divide by 115

x=19

he needs to work 19 days

6 0
2 years ago
Solve using quadratic equations
olasank [31]
4x² - 9x² + 5 = 0
4x² - 4x - 5x + 5 = 0
4x(x - 1) - 5(x - 1) = 0
(4x - 5)(x - 1) = 0

Set each binomial equal to zero. 

4x - 5 = 0
4x = 0 + 5
4x = 5
x = 5/4

x - 1 = 0
x = 0 + 1
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Your solutions are x = 1, 5/4
7 0
3 years ago
Anyone know what -2 1/2 ÷ 6 is?
Roman55 [17]

Answer:

-1/6

Step-by-step explanation:

-21/2÷6

-2 x 1/2 x1/6

-2x1/12

-1/6

please mark brainliest

5 0
2 years ago
20 POINTS+BRAINILIST ANSWER HURRY
zhenek [66]
A. The least common multiple of 9 and 3 is 9.
B. The least common multiple of 6 and 8 is 24

Hope this helps!
8 0
3 years ago
Charles paid 8.5% tax on his clothing purchase. He bought $30.00 worth of clothes. How much did he pay in taxes.
givi [52]

Answer:

2.55

Step-by-step explanation:

$30 x .085 = $2.55

5 0
3 years ago
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