Diana takes twice as long as her sister to swim across a pool. Diana swims across in 410 410 seconds. How many seconds does her sister take to swim across?

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asked Mar 21, 2022 82.6k views

1 vote

Diana takes twice as long as her sister to swim across a pool. Diana swims across in 410 410 seconds. How many seconds does her sister take to swim across?

Mathematics
college

JStevens asked

by JStevens

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2 Answers

7 votes

Her sister swims across in half the time, so divide Diana’s time of 410 seconds in half...
410 / 2 = 205 seconds

Leo Lukin answered Mar 22, 2022

by Leo Lukin

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5 votes

Answer:

205 sec

Explanation:

x = sister

2x = Diana

2x = 410

x = 205

205 sec

hope this makes sense

Sanyasirao Mopada answered Mar 24, 2022

by Sanyasirao Mopada

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