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In April 1998, one US dollar was worth 128.65 Japanese Yen.
Jean Changed 20,000 Yen into dollars.
How much did she receive? give your answer correct to 2 decimal place.
SHOW ME THE WORK HOW YOU DO IT!!!

2007-07-18 04:01:48 · 10 answers · asked by Anonymous in Science & Mathematics Mathematics

10 answers

128.65 Japanese Yen = 1$
1 yen = $ 1/128.65
20,000 yen = $ 20000*1/128.65

= $ 155.46

2007-07-18 04:05:43 · answer #1 · answered by Vipin A 3 · 0 0

use the conversion factor 1 dollar = 128.65 yen but write as a fraction to perform the conversion:

20,000 yen * (1 dollar/ 128.65 yen) and cancel the measure yen an you are left with dollars

20,000 / 128.65 = $155.46

2007-07-18 11:06:38 · answer #2 · answered by gfulton57 4 · 0 0

just divide: 20,000 Yen / 128.65 Japanese Yen = 155.460551 dollars

;)

or
1 dollar = 128.65 Japanese Yen.
Then 'x' dollars = 20000 yen.

cross multiply
128.65 x = 20000 yen
therefore , the unknown ie, x = 20000 yen / 128.65
which is equal to 155.460551 dollars

;) cheers

2007-07-18 11:10:05 · answer #3 · answered by ritukiran16 3 · 0 0

128.65 yen = $1 us

so 20,000/128.65 = 155.46

so $155.46 the actual result goes many decimal places farther but the next digit is 0 so you can round off.

2007-07-18 11:13:24 · answer #4 · answered by mark 6 · 0 0

for every dollar one had to spend 128.65 Yen
so how many dollars in 20,000 Yen is like asking how many groups of 128.65 in 20,000 so you divide 20,000 by 128.65 or

20,000/128.65= 155.46 dollars

2007-07-18 11:12:54 · answer #5 · answered by 037 G 6 · 1 0

Simple..

128.65 yen = 1dollar
20,000 yen = (1/128.65)*20,000
= 0.00777302 * 20,000
= 155.47 dollars...

Hope it ws helpful

2007-07-18 11:10:19 · answer #6 · answered by John O 2 · 0 0

$1 = 128.65 Yen
20000 yen = x dollars

Set it up as fractions:
1/128.65 = x/20000

cross multiply to get:
128.65x = 20000
x = $155.46

2007-07-18 11:07:03 · answer #7 · answered by Becky M 4 · 0 0

1 dollar = 128.65 yen

Jean has a total of 20,000 yen

20,000/128.65 = 155.46 dollars

2007-07-18 11:07:58 · answer #8 · answered by Nick N 2 · 0 0

128.65 Yen<----->$ 1
20,000Yen<--->(20,000 / 128.65) x $1
= $155.46

2007-07-20 15:38:50 · answer #9 · answered by Como 7 · 0 0

Do your own homework!

2007-07-18 11:08:58 · answer #10 · answered by Mrs Ritter xo 2 · 0 0

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