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Butoxors [25]
1 year ago
10

Nathan practices the piano 1260 minutes in 3 weeks. At what rate did she practice, in minutes per day?

Mathematics
2 answers:
irinina [24]1 year ago
6 0

Answer:

60 minutes per day.

Step-by-step explanation:

There are  21 days in 3 weeks.

So the required rate = 1260/21

= 60 minutes per day.

morpeh [17]1 year ago
4 0

Answer:

60 minuets per day

Step-by-step explanation:

3 weeks = 21 days

1260/21 = 60

60 minuets per day (1 hour)

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Myranda received a movie gift card for $100 to her local theater Matinee tickets cost $7.50 each and evening tickets 12.50 each
Rama09 [41]

Answer:

Divide them both by 100

Step-by-step explanation:

3 0
2 years ago
Could someone please explain! I cant figure it out.
qwelly [4]

2^-2 = 1/2^2

so: (1/2^2)*(12*3)-5^3

simplify: (1/4)*36-125

36*(1/4) = 36/4 so: 9-125

subtract: -116

3 0
3 years ago
What is the best estimate for 56.23 - 45.9?<br> A. 9<br> B. 10<br> C. 11<br> D. 15
DIA [1.3K]

Answer:

10 Letter B

Step-by-step explanation:

56.23 rounds down to 56 and 45.9 rounds up to 46. So 56 - 46 = 10

5 0
2 years ago
Which set of values could be the side lengths of a 30-60-90 triangle?
Tju [1.3M]

Answer:

A

Step-by-step explanation:

I think you are in geometry I learned this a little back...

It's hard to explain but basically one side is just (n) another is (n(square root sign))and another is (2n.)    

So the answer Is a because in this case (n) is 4  

6 0
3 years ago
What percent increase is 21% over 76%
Neporo4naja [7]
Answer:= 261.905% increase

Solution:
Calculate percentage change
from V1 = 21 to V2 = 76
(V2−V1)|V1|×100
(V2−V1)|V1|×100
=(76−21)|21|×100
=(76−21)|21|×100
=5521×100
=5521×100
=2.61905×100
=2.61905×100
=261.905%change
=261.905%change
=261.905%increase
3 0
2 years ago
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