a) 45
b) 0.00486
c) 486
d) 63
2006-11-25 02:15:02 · 15 answers · asked by Tony R 1 in Science & Mathematics ➔ Mathematics
B
used a calculator
2006-11-25 02:20:56 · answer #1 · answered by Anonymous · 0⤊ 0⤋
b.
you can just multiply 54*9 = 486,
then count the number of decimal spaces you have (3 decimal places in .054 + 2 decimal places in .09 = 5 decimal places)
.00486
2006-11-25 10:20:45 · answer #2 · answered by tma 6 · 0⤊ 0⤋
the number of digits after the decimal point is the number of digits after point of the first number times nr of digits after dot of second number ,
thus 3 time 2 = 6.
only answer b) is thus correct.
2006-11-25 10:18:31 · answer #3 · answered by gjmb1960 7 · 0⤊ 0⤋
your computer has a calculator function on it. Why do you not use that instead of waste 5 points asking something you can do yourself free?
2006-11-25 10:35:10 · answer #4 · answered by dread pirate lavenderbeard 4 · 0⤊ 0⤋
b : 0.00486
You have a calculator in yout PC. Use it.
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2006-11-25 10:19:36 · answer #5 · answered by ANACONDA 2 · 0⤊ 1⤋
0.054 x 0.09 = 0.00486
The answer is 0.00486
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2006-11-25 11:28:49 · answer #6 · answered by SAMUEL D 7 · 0⤊ 1⤋
b
2006-11-25 10:16:56 · answer #7 · answered by zginder 3 · 0⤊ 1⤋
54X9=486
therefore0.054X0.09=0.00486
b)is correct
2006-11-25 10:21:19 · answer #8 · answered by alpha 7 · 0⤊ 0⤋
0.00486
2006-11-25 11:46:17 · answer #9 · answered by steiner1745 7 · 0⤊ 0⤋
0.00486
2006-11-25 11:21:15 · answer #10 · answered by msaishravan m 1 · 0⤊ 0⤋