Answer:
The probability of getting a reading between -1.42 degree C and 1.61 degree C is 0.8685.
Step-by-step explanation:
We are given that
degree C
Standard deviation,
degree C
We have to find the probability of the reading between -1.42 and 1.61.



Using the formula



Hence, the probability of getting a reading between -1.42 degree C and 1.61 degree C is 0.8685.
it has 2 equal sides and 1 unequal side
Answer: 48 = 2x + 4
Step-by-step explanation:
x = number of students Bill gave bouncy balls to
The + 4 is there because he had 4 remaining bouncy balls.
48 is what it equals because that is his total number of bouncy balls that he won.
Hope this helps!
A=bh
a=bh/2
6x10=60
7x6=42/2=21
Add together: 60+21=81
81 is your final answer