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2 years ago

14

Tiffany answered 87% of the questions on her math test correctly. There were 50 questions on the test. How many questions did ti

ffany answer correctly?

1 answer:

laiz [17]2 years ago

3 0

Answer:

Step-by-step explanation:

Change 87% to its decimal form: .87

Take 50 and multiply it by .87

43.5 is the answer (if you have to round it is 44)

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The next three terms of the sequence -2, 4, -8, 16 is -32, 60, -128<br> True or False

jekas [21]

False
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2 years ago

Prove: If a^2-a is even then a is even.

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This is not always true. Consider $a=3$ . Then $3^2-3=9-3=6$ is even, but $a$ is odd.

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2 years ago

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2 years ago

Read 2 more answers

Matrix M shows the one-way fares for four commuter train routes. Suppose the rail service lowers all fares by 15%. Which formula

Readme [11.4K]

Answer:

B) 0.85M

Step-by-step explanation:

The new fare schedule is the current fare schedule reduced by 15% of current fares:

... M - 0.15M = 0.85M

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2 years ago

Alexxx [7]

Looks to me like y= x + 1

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2 years ago