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Iteru [2.4K]
3 years ago
13

To win a relay race, you must swim 200 yards before your opponent swims 190 yards. You swim at a pace of 50 yards every 40 secon

ds. Your opponent swims at a pace of 10 yards every 8.5 seconds. Who wins the race?
Mathematics
1 answer:
lora16 [44]3 years ago
6 0

Answer:

You would win the race

Step-by-step explanation:

You would have to swim for 2 minutes and 40 seconds which is the same as 160 seconds.

The opponent would swim

19 \times 8.5

Which is161.5 seconds

This means you would win

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the common ratio in geometric series is 0.5 and the first term is 256. what is the sum of the first 6 terms in the series?
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Answer:

501.76

Step-by-step explanation:

common ratio r = 0.5

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sum of G.p = Sn= a( r^n -1)/r-1

sum of the first 6 terms =

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= 256( 0.0156 - 1)/-0.5

= 256( -0.98)/-0.5

= - 250.88/-0.5

S6 = 501.76

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