Answer:
1. 39 km/hr
2. $235
3. 16
4. 7m+3 inches
Step-by-step explanation:
1. Original speed of car: x km
x+21=60
x=39
original speed: 39 km/hr
2. Amount that the freshman class raised: x
2x+85=555
2x=555-85=470
x=235
Amount that the freshman class raised: $235
3. Number: x
5x-9=71
5x=71+9=80
x=16
The number: 16
4.
3m+5+4m-2
= 3m+4m+5-2
=7m+3 inches
The cylinder and sphere !!!!
Answer:
Find each of the following probabilities for a normal distribution:
a. p(z>1.20) Answer:
b. p(z> .40) Answer:B
c. p(z <1.75) Answer:
d. p(z>-1.30) Answer:
e. p(z<-.60) Answer:
Step-by-step explanation:
Explanation
Dount
Answer:
for n ≤ 3
we are going to put a circle on the 3 and make it filled in then you are going to start an arrow starting from the 3 going to the left all the way to the -10.
Answer:
Step-by-step explanation:
Number of apples Dave has= 3
Number of apples he ate= 2
Therefore, number of apples left= 3-2
= 1
