Is the number of hours spent studying an explanatory variable

Lilie is starting a savings account with $366. She earns $222 every month. How many months until Lilie has saved $898? Round your answer to the nearest month.

The mean of a normally distributed data set is 45, and its standard deviation is 7. For this data, the probability of which range of numbers is represented by the area of the shaded region in the given curve? OA. 31 to 45 OB. 38 to 52 O c.

If f (x) = tan (2x) then f' (pi/6) ?

The upper atmospheric temperature of the earth if 200 C. Every year it goes up by 4%. What will be the temperature next year?

A car can travel 329 km on 47 liters of gasoline. How much gasoline will it need to go 161 km?

If (2a+3b) = 2 what is the value of (2a-3b)

The sale price for a bicycle is $315. The original price Was first discounted by 50% and then discounted an additional 10%. Find The original price of The bicycle.

Subtract 5/12 from 3/20

What is 2 16/99 as a decimal

A blimp travels 765 feet in 1/4 minute, 1,530 feet in 1/2, and 3,060 feet in 1 minute. Is there a proportional relationship between the distance the blimp travels and the time it travels? justify your answer.