Let x = number of adult tickets
Let 2x = number of student tickets.
So, x + 2x = 336
3x = 336
x = 112
They sold 112 adult tickets.
Answer:
-14
Step-by-step explanation:
x=-14+13
-1
0 is biger than -1
Answer:

Step-by-step explanation:
cubic feet of fertilizer is used in
pounds of strawberries
cubic feet of fertilizer is used in
pounds of strawberries
cubic feet of fertilizer is used
Linear interpolation is applied

72 cubic feet of fertilizer will yield
of strawberries.
Answer:
Step-by-step explanation:
Given that in order to efficiently bid on a contract, a contractor wants to be 95% confident that his error is less than two hours in estimating the average time it takes to install tile flooring.
Std deviation =4.5 errors
95% confidence interval = Mean±1.96*std dev
Hence we have

Sample size should be 20.
Answer:
The slope is -2
Step-by-step explanation: