Go cart race

Go cart race

I need the equation for this problem

i get an 85% on a 20 question test. if i take a 46 question test, how many questions will i get wrong?

$4,000 was invested in an account 3 years ago. The account compunds the interest monthly. Today that investment is worth $4500. What is the interest rate on the account?/

Tim's investment of $1500 is compounded continuously with an interest rate of 9%. How much will his investment be worth in 5 years.

if f(x)=6x-3 and g(x)=1/3x find f(g(6))

Round to the nearest 10th of a percent

If 40 points equals 10 dollars, how many dollars is 1000 points?

On Monday a stock is worth $3.20 per share. By Friday the stock is worth $2.64 per share

There is a car that has a 76% chance of making a trip to chicago, if you had to use the same car to get to New York, Based on mileage what percentage of a chance would you have to making that trip...

At 3:00 pm they are 75 miles away; they checked again at 4:30pm and were 15 miles away. a) on average, how fast were they traveling? b) write an equation that gives...

A certain forest covers an area of 4300 km2 . Suppose that each year this area decreases by 5%

Ryan is training for a marathon. He takes a day off from running every 6th day and lifts weights every 10th day. Today he took a day off of running and lifted weights. In how many days will he BOTH...

A guy walks into a store and steals a $100 bill from the register without the owners knowledge. He comes back 5 minutes later and buys $70 worth of goods with the $100 bill the owner gives him $30...

Andrea Roberts, a pipe fitter, needs to connect two underground pipelines that are offset by 3 feet. Neglecting the joints needed to join the pipes, find the length of the shortest possible connecting...

Draco steals and throws Neville's red ball straight up at 78 feet per second from about 10 feet above the ground. The ball's height in feet above the ground after t seconds is given by h(t)=−16t^2+78t+10...

someone came into my shop and stole $100 from the register without my knowledge. the person came back with the same $100 five minute later and bought $70 in items and i gave him back $30 change. how...

A radiator holds 7 liters. Suppose you have a bottle of pure antifreeze and a bottle of 10% antifreeze mixture. How much of each must you need to make enough of a 74.28% mixture to fill the radiator...

Mount McKInley is the tallest peak in North America. One climber begins at the summit and travels at 4 feet per second. The other climber starts at the same time but travels a 1 foot per second...

The Walker family and the Jackson family each used their sprinklers last summer. The water output rate for the Walker family's sprinkler was 15L per hour. The water output rate for the...

Kevin L.

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

Jersey City, NJ

5.0
(1 ratings)

Jun L.

Tutor all statistics courses. PhD. Satisfaction guaranteed.

Brooklyn, NY

5.0
(10 ratings)