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Strike441 [17]
3 years ago
15

Pleaseeeee helpppppp!!

Mathematics
2 answers:
Mariana [72]3 years ago
7 0

Answer:

third one

Step-by-step explanation:

velikii [3]3 years ago
7 0

Answer

third one

Step-by-step explanation:

i took the test

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Tori spends equal amounts of time on homework from each of her subjects. She spends 1 hour altogether on her homework each night
Montano1993 [528]

Answer:

4

Step-by-step explanation:

Quarter hour on chemistry

Quarter hour on class 2

Quarter hour on class 3

Quarter hour on class 4

Total time....One hour

7 0
2 years ago
Q is directly proportional to r.<br> Q is 76 when r is 20.<br> Work out q when r is 45
r-ruslan [8.4K]

Answer:

171

Step-by-step explanation:

Q~r

find k (k is the constant)

Q=kr

76=k×20

76=20k divide 20 on both sides giving you

k=3.8

then Q=k×r

Q=3.8×45

Q=171

3 0
3 years ago
I need help with this .....
insens350 [35]

Answer:

6.5 hours

Step-by-step explanation:

hope this helped u bye

4 0
3 years ago
Which is the better buy? Show your work and explain your reasoning.
Vinvika [58]

Answer:

5.03

Step-by-step explanation:

Because

6 0
3 years ago
Apple pies cost $5.75 each and cherry pies cost $6.50 each.Susan bought nine pies for a total cost of $53.25.There is no tax cha
Tanzania [10]

5.75a + 6.5c = 53.25

a + c = 9

c = 9 - a

5.75a + 58.5 - 6.5a = 53.25

5.25 = 0.75a

a = 7

7 + c = 9

c = 2

she bought 7 apple pies

please give brainliest

7 0
2 years ago
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