15 has prime factors of 5,3
21 has prime factors of 7,3
35 has prime factors of 7,5
105 has prime factors of 7,5,3
315 has prime factors of 7,5,3,3
hope this helps
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The answer is 2 because two plus two equals 4 and 4-2=2 so the answer is 2. Hope this could help a lot and this was a useful answer
6,200×(((1+0.06÷2)^(2×5)
−1)÷(0.06÷2))
=71,076.05
Given:
1970 price of dish washing detergent in a bottle : $0.50
CPI
1960 = 29.60
1970 = 38.80
1980 = 82.40
(82.40 - 38.80) / 38.80 = 1.124
1.124 x 100% = 112.4% rate of increase
$0.50 * 112.4% = $0.562 is the 1980 price of the dish washing detergent.