April 21, 2014

Homework Help: Math - double check me

Posted by Kim on Friday, March 28, 2008 at 12:18pm.

Kristi joggfed for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise?
a. 7/11
b. 9/40
c. 1 17/20
d. 1 7/20
answer: c
Juan owned 3/4 of a family business. He sold 1/3 of the business to his aunt. What portion of the business does he still own?
a. 13/12
b. 5/12
c. 5/13
d. 8/13
answer: b
Estimate the following product
2 1/5 * 4 5/6
a. 8
b. 10
c. 15
d. 18
answer: c

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