math help please?

Question

Bob sold the following numbers of newspapers for each of six days: 36, 42, 40, 38, 45, 25. What was the average number of newspapers sold per day?
40 1/2
39 3/5
37 2/3
37 4/5


2: Mr. Jones drove a distance of 30 miles in 1 hour and returned the same distance in 40 minutes. What was his average speed for the round trip?
36 mph
30 mph
45 mph
38 mph


3: If the average rainfall for 6 months was 3.4 inches a month, what was the total number of inches of rain that fell during the 6-month period?
20.4 in
24 in
23.6 in
22.8 in


4: If a temperature of 24 deg. above zero is represented by + 24, how would you represent 10 deg below zero?
10
-10
+ 10
None of the above


5: If a gain of 10 yards in football is represented by +10, how would you represent a loss of 15 yards?
15
-15
15
None of the above


6: 10 + (-12) =
-2
2
22
-22

Answer 1

1. 37 2/3
2.36
3.20.4
4. -10
5.-15
6.-2

Answer 2

36+ 42+ 40+ 38+ 45+ 25= 226
226/6=37,67= 37 2/3

Answer 3

1. Ave no. = (36 + 42 + 40 + 38 + 45 + 25) / 6 = 37 2/3

2. Ave spd = Total distance / Total time taken = 30*2 / (100/60) = 36 mph

3. Total no. = 3.4 * 6 = 20.4 in

4. -10

5. -15

6. -2

Answer 4

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Answer 5

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