Explain how the discriminant b squared minus 4 ac can be used to determine the number of solutions to a quadratic equation

An object 3.9 feet tall casts a shadow that is 11.7 feet long. how long in feet would the shadow be for an object that is 13.2 feet tall?

What is 0.37 as a fraction in simplest form.

Solve the system of equations algebraically using the substitution and elimination 2x+y=5 and x-3y=6

A rectangle is 2/5 inches long and 1/3 inches wide

If 95.5% of a number, x, is 19.1, what is the value of x?

Jeremiah works as a salesperson at an electronics store and sells phones and phone accessories. Jeremiah earns a $10 commission for every phone he sells and a $2 commission for every accessory he sells.

The balance in the unearned rent account for Jackson Co. as of December 31 is $1,500. If Jackson Co. failed to record the adjusting entry of $500 of rent earned in December, the effect on the balance sheet and income statement for December would be

A school is planning a field trip to a theme park. a ticket to the park costs $21. for a group of 50 or more, there is a 16 % discount. the school saved $924 with the discount. how many tickets did the school buy?

Round 392,153 ti the nearest hundred thousand.

Janelle ate 82% of the pie. What fraction of the pie remained? Janelle ate 82% of the pie. What fraction of the pie remained?