finldani4
29.08.2019 •
Mathematics
What are the prime factors for 45 , 12 , and 78
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Ответ:
= 15/5 = 3
45 = 5 x 3 x 3
Prime factors of 12: 12/2 = 6
= 6/2 = 3
12 = 2 x 2 x 3
Prime factors of 78: 78/2 = 39
= 39/3 = 13
78 = 13 x 3 x 2
Ответ:
(a) Sarah's father ordered 3 cakes. Sarah ate half cake. If she makes quarter pieces of the remaining cakes, the rest of the family members will get equal amount. Find the rest of the members in the family.
(b) Rest of the members in the family =
(c) =
= × 4
= 5 × 2 = 10