1. David can pack 132 cartons of jars in one day and
his assistant Mark works one quarter as fast as
David does. How many days would it take both of
them working together to pack 660 cartons?
A) 3
BJ 4 C) 5
D) 8
E) 10
2. Refer to Question 1. How many days would it take
if each of them works alone on alternate days?
Answers
Answered by
1
Answer:
david in 1 day = 132
mark 1/4 than david
132/4
33
mark van pack 33 cartoons in a day
both = 132 + 33
= 165
165 x ( x) = 660
x = 660/132
5 days
bth can pack 660 cartoons in 5 days
Step-by-step explanation:
if they work alternate
david = 132 x (x) = 660
= x = 660/132
= 4days
david can do it in 4 days
mark = 33x (x) = 660
= x = 660/33
x= 20days
mark need 20 dys to do it
Answered by
0
Answer:
B
Step-by-step explanation:
4 days
As speed of mark would be 33 cartons per day so both of them can pack 165 cartons per day. this implies that they will pacl 660 cartkns in 4 days
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