Let x = number of problems on test
If he got 14 wrong, then x - 14 is the number correct.
x - 14 = .72x
.28x - 14 = 0
.28x = 14
x = 50
The test consisted of 50 problems.
300(at least or < + =)12n+175
and No because he would have only climbed 295 steps.
Answer:
12:16
Step-by-step explanation:
28 split into two groups could be 12 : 16. To check the work, see if 3/4 is equal to 12/16. It is, so this is the accurate ratio, as 12 + 16 = 28 and 12/16 = 3:4.
Answer:
This is a weird assignment
Step-by-step explanation:
1) 7.5 minute per mile
10 convert hours to min (900 min) and then simply the unit of 6771 miles by 900 min. The objective is to know how far you travel in one minute.
3) Chose any country in South America:
Brazil, Argentina, Peru, Columbia, Venezuela, Bolivia, etc.
