Can anyone double check this precalculus question? Will mark brainliest

Mathematics

1 answer:

kozerog [31]4 years ago

7 0

Johans speed is 750-538=212 miles per 4-3=1hour. So in 4 hours he drove
$\frac{1}{212} = \frac{4}{x} \\ x = 4 \times 212 \\ x = 848 \: miles$

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What two factors multiply to -60 and adds up to 11

pychu [463]

-60 is negative so the 2 facotrs are different signs
11 is positive so therefor te positive factor is bigger than negative

list all factors and add and find which add to 11
60-1=59 nope
30-2=28 nope
20-3=17 nope
15-4=11 yep

factors are 15 and -4

4 0

3 years ago

A newly launched clothing line is rapidly increasing in popularity. Every month 20% more items of clothing are sold. If 70,800 i

prohojiy [21]

Answer:

212,400 items were sold in 10 months.

Step-by-step explanation:

Given:

Items sold this month = 70,800

Percent Increase in every month = 20%

We need to find number of items sold in coming 10 months.

Solution:

First we will find number of items increase in each month.

number of items increase in each month can be calculated by Percent Increase in every month multiplied by Items sold this month and the divided by 100.

number of items increase in each month = $\frac{20}{100} \times 70800 = 14,160$