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Mathematics 7 Online
OpenStudy (anonymous):

-24. 5 =? A. -100 B. -120 C. 120 D. 90 What is the product of -8 and -7? A. 56 B. -56 C. 63 D. -63 Which of the following has a product of – 40? A. (2) (20) B. (-4) (-10) C. (8) (-5) D. (-7) (60) Which integer represents the total change in altitude of an airplane descending 5 feet every second for 15 seconds? A. 65 B. 75 C. -75 D. -65 Find the product 10. -5. -4 .3 =? A. -600 B. -500 C. 500 D. 600

OpenStudy (anonymous):

who ever helps will get a medal.

OpenStudy (agl202):

Nope the first one is -120!!!

OpenStudy (anonymous):

as 24 .5 =120 bt there is -24 so it will be -120

OpenStudy (anonymous):

B D C D A

OpenStudy (anonymous):

so the first one is -120?

OpenStudy (agl202):

Yes and second one is 56

OpenStudy (anonymous):

bt inthe second one 8.7=56 minus sign will get cancelled

OpenStudy (anonymous):

1. B 2. A 3. C The last one is there a typo in the answer?

OpenStudy (anonymous):

the third one is c

OpenStudy (anonymous):

oh no I got a 40% ;-(

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