A ball is thrown straight up, from 11 meters above the ground, with a velocity of 7 m/s. The equation below models the height of the ball: h = -4t^(2) + 7t +11 a. Use the discriminant...

A ball is thrown straight up, from 11 meters above the ground, with a velocity of 7 m/s. The equation below models the height of the ball: h = -4t^(2) + 7t +11 a. Use the discriminant...

a student has some 1 dollar bills and some 5 dollar bills in his wallet. he has 11 bills that are worth 31 dollars. how many of each type of bill does he have?

a rental car cost $18 a day, plus$.40 a mile driven. Stella's car rental bill came to $40.80. Write an equation you can use to find how many mies she drove.

Gina has $2 more than three times the amount that Fred has. When Gina gave Fred $5, Fred then had one-half as much as Gina. How much do Gina have at first?

The time t (in minutes) that it takes to roast a turkey weighing p pounds at 350'F is given by the inequalities below. For a turkey up to 6 pounds: t>/ 20p, For a turkey over 6 pounds: t >/...

4a+6b=1.56 & 9a+7b=2.60, a = apple & b = banana. what is the cost of one apple and one banana? seeking the simplest and fastest way preferably without using a calculator. this...

Mary invested a total of ?$42 comma 00042,000 in three different bank accounts. One account pays an annual interest rate of 22?%, the second account pays 44?% annual? interest, and the third account...

There are 5 bottles (A, B, C, D, E). There is a group of 150 people. Each person from the group gets to take home 3 out of the 5 bottles. How many bottles do i need to order?

At the bank, Sheila made 6 deposits, each in the same amount. Her sister Sherri, made 5 deposits, each in the same amount. Each of Sherri's deposit's was $10 more than each deposit Sheila made. Both...

How do you work a problem like this

I need to write an equation that helps me solve for the number of Long Sleeve and Short Sleeve shirts sold. I know the answer is 23 long sleeve and 7 short sleeve but am struggling with the...

If a gallon of gasoline costs $3.95, what is the cost of a gallon of diesel?

Write and solve an inequality for each problem.

They sold 1334 total tickets. They sold 80 more adult tickets than children's tickets. How many of each type of ticket were sold?

Eva is 8 years younger than Leo. The sum of their ages is 34. Define a variable. Then write and solve and equation to find Eva's and Leo's ages.

Write a linear equation for the salesperson's monthly wage W in terms of monthly sales S.

You are watering a garden using two hoses. one of the hoses has a kink in it that causes it to release water at one-third of the speed of the other. Together, the two hoses take 3 hours to water the...

I am Richard and I am x years old. Father is three times my age, mother is two years younger than my father, my sister is one year older than me. The total of our ages is 103, Form an equation and...

Help Please

"There are 57 students. 18 Greek, 13 Finns, 6 Russians and 20 Swedes. The students study in groups. A group always consists of one or more students. If a group has at least 2 students that are...

Edward B.

STAT/MATH/Actuarial Science/MBA/Econ/Fin. - Ivy League Exp & Prof

New York, NY

4.9
(295 ratings)

Joseph A.

Experienced Math and Test Prep Tutor

New York, NY

5.0
(24 ratings)

Kevin L.

Native Mandarin, MS in Financial Eng / Comp Sci, CFA

Jersey City, NJ