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Klio2033 [76]
3 years ago
15

Lena took a test with 20 questions. She lost 5 points for each of the 12 questions she got incorrect, however, gained 20 points

for answering all the bonus questions correctly. How many points did Lena lose overall?
Mathematics
1 answer:
Makovka662 [10]3 years ago
6 0

Answer:

17

Step-by-step explanation:

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Norma-Jean [14]
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7 0
3 years ago
How many passengers can the roller coaster take around the track per minute?
Setler79 [48]

Answer:

162 passengers

Step-by-step explanation:

A roller coaster can take 162 passengers around the track in 9 minutes. The roller coaster operates at a constant rate.

5 0
3 years ago
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When a number is increased by 40 % it gives 84. Find the original number
Julli [10]
I believe the answer is $33.60?
3 0
3 years ago
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in a farm 20% of animals are cows . 0.4 are goat and the rest are sheep.How many cows are there if there are 40 sheeps​
Zolol [24]

Step-by-step explanation:

20%=cows 0.4(40%)=goat 40%=sheep

if 40%sheep=40 sheeps

20% cow=x

20%×40=40%×x

8=40%x

x=8/40%

x=20

..so there are 20 cows

sorry...not sure

3 0
3 years ago
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Help me plz. You have to evaluate the expression.
Ray Of Light [21]

Answer:

2+4 + 0+ 1 = $7

Step-by-step explanation:

3 0
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