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4 years ago

I need help! Rewrite each product below using Distributive property.

1 answer:

4 0

Hi there,
a. 18(26) →18 × 26 = 468
b. 6(3405) → 6 × 3405 = 20,430
c. 21(35) → 21 × 35 = 735

The numbers in bold are the answers. Hope this helps and have a phenomenal day!

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Yolanda drove 315 miles in 5 hours.

Veseljchak [2.6K]

Answer:

756 miles

Step-by-step explanation:

315/5=63

So, 63=unit rate.

63 times 12=756.

756 miles

7 0

3 years ago

Two random samples of 40 students were drawn independently from two populations of students. Assume their aptitude tests are nor

dybincka [34]

Answer:

b. Do not reject the null hypothesis

Step-by-step explanation:

Given that two random samples of 40 students were drawn independently from two populations of students. Assuming equal variances

we have the following data.

Sample 1

Mean:

Standard deviation:

Sample size:

Sample 2

Mean:

Standard deviation:

Sample size:

$H_0: \bar x_1=\bar x_2\\H_a: \bar x_1\neq \bar x_2$

Difference -3.000

Standard error 1.681

95% CI -6.3462 to 0.3462

t-statistic -1.785

DF 78

Significance level P = 0.0782

Since p value >0.05,

b. Do not reject the null hypothesis

7 0

4 years ago

Factor out the greatest common factor. 10a3b−6a2b2

podryga [215]

Answer:

2a^2b(5a-3b)

If not then the other way is

5a-3b

Step-by-step explanation:

The GCF of 10a^3b and -6a^2b^2 is 2a^2b

So divide by that you will get

2a^2b(5a-3b)

4 0

3 years ago

1. True or False; An integer is a rational number.

Bond [772]

Answer:

True

Step-by-step explanation:

Every integer is a rational number, since each integer n can be written in the form n/1.

5 0

3 years ago

Read 2 more answers

If 12m=5n, then m/n=?

nignag [31]

Answer:

$\frac{m}{n}=\frac{5}{12}$

Step-by-step explanation:

Given:

$12m=5n$

Dividing both sides b 'n'

$12*\frac{m}{n}=5$

So,

$\frac{m}{n}=\frac{5}{12}$

The ratio of 'm' and 'n' is 5:12

4 0

3 years ago