IVek's age will become 4 times that of his present age. Find h
. If 5 is subtracted from 5 times a number, the result is 40. Find the number.
2. Find two consecutive odd numbers whose sum is 644.
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Answer:
1. The Number is 9
2. Numbers are 321 and 323
Step-by-step explanation:
( 1) Let the number be X
Therefore 5X-5=40
5X=40+5
5X=45
X=45/5
X=9
(2). The two odd numbers be X and X+2
Hence, X+X+2=644
2X+2=644
2X=644-2
2X=642
X=642/2
X=321 and X+2=323
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