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Tuesday, Oct. 25 (GL Review for All Oper. Test)
By krishana wright
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Last updated over 3 years ago
11 questions
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Question 1
1.
Logan has twice as many contacts in his
phone as Marcus. Janet has 8 more
than 1/3 of the number of contacts that
Marcus has. Marcus has 243 contacts in
his phone. How many more contacts does
Logan have than Janet?
243
486
89
397
Question 2
2.
A volunteer group picked up 3 times as
many plastic bottles as cans in their
community. The number of papers they
picked up was 15 more than 1/4
of the number of cans. If the volunteers picked up
304 cans, how many more plastic bottles
than papers did they pick up?
821
304
912
76
Question 3
3.
Gina sells 2 times as many T-shirts as caps.
The number of belts she sells is 15 more
than 1/2 of the number of caps she sells.
She sells 688 caps. How many fewer belts
does Gina sell than T-shirts?
344
1376
886
359
Question 4
4.
Which context is modeled by the expression (−3 1/2) × 8 3/4?
A cable is lowering a diver at the rate of 3 1/2 feet per minute for 8 3/4minutes.
A cable is lowering a diver at the rate of 8 3/4 feet per minute for 3 1/2 minutes.
A cable is pulling up a diver at the rate of 3 1/2 feet per minute for 8 3/4minutes.
A cable is pulling up a diver at the rate of 8 3/4 feet per minute for 3 1/2 minutes.
Question 5
5.
Which situation is modeled by the expression 10 3/4 × (−2 1/2)?
A crane is raising a steel beam at the rate of 2 1/2 feet per minute for 10 3/4 minutes.
A crane is raising a steel beam at the rate of 10 3/4 feet per minute for 2 1/2 minutes.
A crane is lowering a steel beam at the rate of 2 1/2 feet per minute for 10 3/4 minutes.
A crane is lowering a steel beam at the rate of 10 3/4 feet per minute for 2 1/2 minutes.
Question 6
6.
62.65 − (7/8) + (−3.92) − (−1/8)
Question 7
7.
Question 8
8.
Yesterday, the low temperature in Fairbanks, Alaska was -13ºF, while the high in Rock Hill was 74ºF. Find the difference between these extremes.
Question 9
9.
When
adding
integers with different signs, how is the sign of the sum (the answer) determined?
It will always be negative.
It will always be positive.
It is determined by the sign of the largest number.
There’s no way to determine the sign.
Question 10
10.
When you are multipliying integers with different signs, how is the sign of the product (the answer) determined?
It will always be negative.
It will always be positive.
It is determined by the sign of the largest number.
There’s no way to determine the sign.
Question 11
11.
If these questions are on the tes, how do you think you will do?