iSODREW2266 iSODREW2266

20-08-2019
Mathematics

contestada

A boy decided to save by an unusual method.He put 1cent, the first week.2cent in the second week,4xent in the third week,8cent in the fourth weekand so on , he gave up after 10 weeks

Respuesta :

ipgill1631 ipgill1631

23-08-2019

Answer:

Step-by-step explanation:

for 1st week=1 ¢

for 2nd week= 2¢

for 3rd week= 4¢

for 4th week=8¢

for 5th week=16¢

for 6th week=32¢

for 7th week=64¢

for 8th week=64+64=128¢

for 9th week= 128+128=256¢

for 10th week= 256+256=512¢

.: he saved a total of

1+2+4+8+16+32+64+128+256+512=1023¢

1023¢=1023/100=$10.23

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