Suppose Q and R are independent events, and P (Q) = 0.45, P (R) = 0.31. Find P (Q and R).

A. 0.1395

B. 0.063

C. 0.14

D. 0.76

Jenna's heart rate is 60 beats per minute. If Jenna's heart beat 747,533 times, how much time has elapsed? Give your answer in days, hours and minutes.

A simulation uses cards numbers zero through nine to generate a 2-digit numbers a card is selected four the tens digit and not replaced then a card for the ones digit is drawn and not replaced the process is repeated Intel all the cards are used if

A party rental company has chairs and tables for rent. The total cost to rent 2 chairs and 5 tables is $35. The total cost to rent 8 chairs and 3 tables is $38.00. What is the cost to rent each chair and each table?

The total mass of a box and 3 similar tennis balls is 1.02kg. When the number of tennis balls in the box is tripled, the total mass becomes 2.16kg. Find the mass of the empty box. Give your answer in kilograms.

2) How much must Ali's Hardware deposit be at 12.5% interest for 120 days in order to earn $600 interest? A) $14.40 B) $14.60 C) $7200 D) none of the above

14 plums cost $2.00. What is the cost, to the nearest cent, of 50 plums?

List the perfect cubes between 1000 and 3000

Cathy earns $13.50 per hour for the first 40 hours worked in a week and $20.25 per hour for hours over 40. If she earns $661.50 one week.

Tell which property is being illustrated. 13 + (29+7) = 13 + (7+29)

8$ of 25$ earned as profit what is the percentage