Answer:
1. (3^3 + 3^2)^2 actually equals (27 + 9)^2
which is the first mistake
2. (27 + 9)^2 does not equal (3^5)2, so (36)^2 does not equal 3^7
3. 3^7 DOES NOT EQUAL 21
Step-by-step explanation:
when you add powered numbers together, it does not multiply it, as your example:
1. (3^3 + 3^2)^2 actually equals (27 + 9)^2
which is the first mistake
2. (27 + 9)^2 does not equal (3^5)2, so (36)^2 does not equal 3^7
3. 3^7 DOES NOT EQUAL 21
Square root.
5^2 = 25 so sqrt25 = 5
Answer:
She worked 17 weeks
Step-by-step explanation:
5 days = 1 week
8 hours = 1 day
8 x 5 = 40 hours per week
680 hours ÷ 40 hours per week = 17 weeks
Answer:
lol 1+7 is 8
Step-by-step explanation:
Answer:
Buying 5 packs of bread rolls and 3 packs of burger meat
Step-by-step explanation:
Sara needs to find the least common multiple between 6 bread rolls and 10 pieces of burger meat:

Sara will get the same amount of burger to bread rolls when she buys 30 units of each. The numbers of packs of each product that she must buy are:

Sara should buy 5 packs of bread rolls and 3 packs of burger meat.