No links please help needs to be done soon For problems 1 and 2, WXYZ MNOP.
Calendar
1. Find the scale factor
W
12
X
M
Z
12
Y
128
F
9
2. Find the values of each variable. Show all work!
X=
y =
Z=

2-digit numbers less than 91 which are 1 less than a multiple of 10

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.