mr. bloop bought five new beakers of different sizes for his lab. the total cost of the beakers was $60. four of the beakers cost $3.15, $10.20, $12, $18.95 respectively. what was the cost of the fifth beaker?
2007-02-14 14:55:22 · 7 answers · asked by Anonymous in Education & Reference ➔ Homework Help
y= fifth beakers
5 beakers = 60
3.15 + 10.20 + 12 + 18.95 + y = 60
44.30 + y = 60
y = 60 - 44.30
y = $15.70
2007-02-14 15:03:06 · answer #1 · answered by badtissue 2 · 0⤊ 0⤋
The fifth cost $60 - $(3.15+10.20+12+18.95) = $15.70
2007-02-14 22:59:36 · answer #2 · answered by Steve A 7 · 0⤊ 0⤋
$3.15+10.20+12+18.95=$44.30
$60-44.30=$15.70
5th beaker cost $15.70
2007-02-14 23:02:08 · answer #3 · answered by S. B 2 · 0⤊ 0⤋
add up the total of the four beakers - subtract from $60
next
2007-02-14 22:58:23 · answer #4 · answered by tomkat1528 5 · 0⤊ 0⤋
$15.70
Just subtract those 4 beakers fromm $60.
2007-02-14 22:58:57 · answer #5 · answered by LC 2 · 0⤊ 0⤋
$15.70
2007-02-14 23:04:58 · answer #6 · answered by just another answer 3 · 0⤊ 0⤋
$15.70
2007-02-14 22:58:31 · answer #7 · answered by bblair1234 1 · 0⤊ 0⤋