asucenaigua1
Answered

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A student is knitting sweaters to give as gifts. The time it takes the student to knit each sweater is 10% less
than the time it took the student to knit each previous sweater. It took the student 14 hours to knit the first
sweater
Which of the following is closest to the time it will take the student to knit the third sweater?
A. 10.2 hours
B. 11.3 hours
C. 12.6hours
D.16.9hours

Sagot :

m9370774

Answer:

11 17/50 hours

Step-by-step explanation:

first sweater,

14 hours

second sweater,

14hours × 90%=12 3/5 hours

third sweater,

12 3/5 hours × 90%=11 17/50 hours

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