Mr. Young has a piece of rope. He uses 1/4 of it to tie some boxes together. He then uses 5/9 of the remainder to make a jump rope for his daughter. After this, 120 centimeters are left. What is the length of rope Mr. Young used to tie the boxes together?
Answers
Answered by
28
Let length of rope be x.
Rope used for :-
Tying boxes=x/4
Making jump rope =5/9 X (x -x/4)
=5/9 X 3x/4
=5x/12
ATP,5x/12 = 120
or,x=120 X 12/5
or,x=288cm
Length of rope used for tying boxes=288/4
=72 cm
Rope used for :-
Tying boxes=x/4
Making jump rope =5/9 X (x -x/4)
=5/9 X 3x/4
=5x/12
ATP,5x/12 = 120
or,x=120 X 12/5
or,x=288cm
Length of rope used for tying boxes=288/4
=72 cm
Answered by
5
Answer:
answer is 90 cm
Step-by-step explanation:
I can't give explanation because I only know answer not statement sorry
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