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il63 [147K]
3 years ago
15

Explain why it works to break apart a number by place values to multiply

Mathematics
1 answer:
FrozenT [24]3 years ago
3 0
Place values represents what position a digit is.
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I got stuck on this one jeje
Lyrx [107]

Answer:

D) 2852$

Step-by-step explanation:

basically you just multiply what the dude bought by how much money he spent, so

18 saws * 16$ = 1224 $

22 drills * 74$ = 1628$

then you add that together

1224 + 1628 = 2852$

7 0
3 years ago
Barbara completely fills her mug with a mixture of 15ml hoy chocolate and 35 ml of cream. what percent of the mixture is not cho
lora16 [44]
There is 50mL of liquid altogether.
35mL is not chocolate.
35/50 is not chocolate.
35/50 = 70/100
70/100 = 70%
70% of the mixture is not chocolate.
7 0
3 years ago
A sum of money that is set aside to be spent for a specific purpose is a
Vadim26 [7]

Answer:

A. budget

Step-by-step explanation:

3 0
4 years ago
A rectangular park had a perimeter of 18 miles. It is 7 miles wide. What is the area of the park?
4vir4ik [10]
Perimeter = 18 miles
Perimeter = 2a + 2b
2a + 2b = 18

a = ?
b = 7

18 = 2a + 2*7
18 = 2a + 14
2a = 18 - 14
2a = 4
a = 2

Area = a * b
Area = 2 * 7 = 14 miles2
7 0
3 years ago
What is the volume of a sphere with a radius of 7 cm? Sphere V = 4 3 πr3 1. Substitute the radius into the formula:    V = 4 3 π
netineya [11]

Answer:

1436.75504 or 1372/3π cm^3

Step-by-step explanation:

The volume of a sphere can be found using:

V = 4/3 πr^3

We know the radius is 7, so we can substitute 7 in for r

V = 4/3 π7^3

Evaluate the exponent

V = 4/3 π 343

If we want the answer in terms of pi, multiply the two other numbers, that are not pi: 4/3 and 343.

v= (4/3*343)π

v=1372/3π

If we want an exact answer, multiply 1372/3 and pi

v=1436.75504

So, the volume is 1436.75504 or 1372/3 π cm^3

4 0
4 years ago
Read 2 more answers
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