The histogram shows how many pairs of sneakers are on sale at the local shoe store. How many pairs of sneakers smaller than size 8 are on sale?
Sneaker Sale
Number of Palrs
20
18
16
14
12
10
8
6
4
2
0
2-4
5-7
8-10
11-13
Sneaker Size
14
22
37
49

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

he made around $2150 before taxes this is because we know he had 200 subs the first month which is an income of 1000$ we then know 10 cancel 40 join. this means he has 230 people on his site. which 230 times 5 equals $1150. adding these both up we get $2150