Mr. Wang bought 5 cans of oil at $1.45 per can. which expression would you use to best estimate how much he paid for the oil?
A)3x1 1/2
B)5x2
C)5x1
D)5x1 1/2
E)3x5
I think I know the answer but I want to make sure.
2006-06-07 17:35:18 · 7 answers · asked by Anonymous in Education & Reference ➔ Homework Help
It's D because $1.45 is very close to one-and-a-half.
So you could estimate by using $1.50 which is one and a half.
times the 5 cans of oil. You will be off by only a quarter by doing this.
2006-06-07 17:38:20 · answer #1 · answered by BonesofaTeacher 7 · 1⤊ 0⤋
.45 ~ .5 therefore 5 * 1.5 or 1 1/2
2006-06-07 17:37:56 · answer #2 · answered by Guru BoB 3 · 0⤊ 0⤋
1.45~1.5 hence D is the correct answer
2006-06-07 18:06:52 · answer #3 · answered by know it all 3 · 0⤊ 0⤋
d
2006-06-07 17:38:10 · answer #4 · answered by james 2 · 0⤊ 0⤋
D
2006-06-07 17:51:11 · answer #5 · answered by anand 1 · 0⤊ 0⤋
D
2006-06-07 17:43:01 · answer #6 · answered by penguins_and_melons 2 · 0⤊ 0⤋
D
2006-06-07 17:39:34 · answer #7 · answered by DE 2 · 0⤊ 0⤋