You work as a cashier for a bookstore and earn $6 per hour. You also baby sit and earn $6 per hour. You want to earn at least $60 per week, but would like to work no more than 12 hours per week.

Determine whether the study described below is a randomized experiment or an observational study. A medical researcher wants to determine whether exercising can lower blood pressure.

The height (h metres) and age (a years) of a tree are related by the following inequality: h < 4a - 3 for values of a between 1 and 10 Which pair of values satisfy this inequality? a. h = 2 and a = 1 b. h = 6 and a = 2 c. h = 10 and a = 3 d.

What is the property used in (53 * 7) x 5 = t * (7 x 5) and what is the value?

In f (x) = 2x^2-8x-10 the y intercept is at and the x intercepts are (-1,0) and

Tom earns $30 a week mowing lawns. He spends one-tenth of his earnings on lunch and one-fifth of his earnings on music. He saves the rest. How many dollars does Tom save? Tell me how you found the answer.

2,368 rounded to nearest thousand

Josephine was asked to make a one-fiftieth scale model of the new water tower for her town. She constructed the model that is shown below. A water tower has a height of 2.25 feet and diameter of 1.25 feet.

How would you write 0.00568 in scientific notation?

Mario was visiting the carnival when he noticed a few number relationships. If three tenths of the visitors were adults and there were 100 visitors that were adults?

How do you find the absolute deviation of a data