Andrea has 5 bags with 2 marbles in each bag. Kori has 3

Mathematics

1 answer:

NeX [460]2 years ago

5 0

Answer:

4 more marbles

Step-by-step explanation:

Andrea in total, has 10 marbles since 5*2 is 10

Kori in total, has 6 marbles since 3*2 is 6

Subtract 10 by 6 is 4

10-6=4

4 marbles

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who will give my answer I will mark as a brand list and follow in your back please give all the answer of the question desert 2

VashaNatasha [74]

Answer:

Question 2. 12% of 650 = 78

Step-by-step explanation:

100% = 1 in decimal form.

This is because finding 100% of something is the same as multiplying it by 1:

E.g. 100% of 10=10, 10x1 = 10

Therefore to find a percentage of something, we simply need to multiply it by the decimal form of that percentage. For example, if we were finding 50% of 10 (half), 50% in decimal form is 0.5, 10x0.5 = 5

The percentage here is 12%, we can find the decimal form by dividing it by 100, 12/100 = 0.12

So, in order to find 12% of 650, we just need to multiply 650 by 0.12:

650x0.12 = 78

12% of 650 = 78

Hope this helped!

5 0

2 years ago

Using 3.14 for 7, a sphere has a volume of 904.32 mm.

Alla [95]

Answer:

$v = \frac{4}{3} \pi {r}^{3 } \\ 904.32 = \frac{4}{3} \times 3.14 \times {r}^{3} \\ {r}^{3} = \frac{3 \times 904.32}{4 \times 3.14} = 21.57 \\ r = 2.78$