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ALGEBRA 1 QUESTION! URGENT HELP!?
I need this for my homework... it's a pretest, and I've forgotten everything about math! And I'm in Advanced, so I'm screwed. Could you PLEASE give me the answer to this question?
Cathy ran for 30 min at a rate of 5.5 mi/h. Then she ran for 15 min at a rate of 6 mi/h. How many miles did she run?
F. 2.75
G. 4.375
H. 4.25
I. 5.75
I chose "I" because it made the most sense.... but which one would you choose? Urgent! Please help! Thanks!
4 Answers
- 1 decade agoFavorite Answer
half of 5.5 is 2.75 and quarter of 6 is 1.5
add both numbers together which is 4.25 so that H
hope it helps
- 1 decade ago
30 minutes at 5.5 mph is 2.75 miles. (another way to look at is that 2.75 is half of 5.5)
15 minutes at 6 mph is 1.5 miles. (another way to look at is that 1.5 is one-fourth of 6)
the answer would be 4.25 miles.
- WillLv 61 decade ago
Dtotal = V1T1 + V2T2
Dtotal = (0.5)(5.5) + (0.25)(6)
Dtotal = 4.25 miles (H)
Remember to keep in mind the unit conversions.
- 1 decade ago
i think its g cause half of 5.5 is 2.75 obviously and a fourth of 6 is ? but i guess that it would be less than two. and it would be a weird number so g
