What is the final amount if 457 is decreased by 1% followed by a further 3% decrease?
Give your answer rounded to 2 DP.
Answers
Answered by
1
Answer:
457 totally Decreased
1%+3%=4%
1%=4.57
therefore 4%= 4.57*4=
18.20
New number..
457.18-18.20
438.8
is the answer
Answered by
1
Answer:
438.86
Step-by-step explanation:
decreased by 1% followed by a further 3% decrease
457 x (1-1%) x (1-3%)
=457 x 0.99 x 0.97
= 438.8571
= 438.86 (to 2 dp)
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