Solve for r and t:

6r - 3t = 6

6r + 8t = - 16

What is the probability that a high schools senior will live in a dorm, given that person will go to college

If g (x) = x+1/x-2 and h (x) = 4 - x, what is the value of (g o h) (-3)

Peter buys a camper van costing £35 000 + 20% VAT. He pays a 50% deposit and then arranges to pay the remaining balance in 20 equal monthly instalments. Calculate the amount paid each month by Peter.

Two sides of a triangle are lengths of 7 and 15 units. Write an inequality for the possible lengths of the third side x

For a prize of $1000, 250 tickets are purchased. Find the approximate number of tickets that will be purschased on a prize worth $9500

What is each sum or difference? (7-2i) + (-3+i) (1+5i) - (3-2i) (8+6i) - (8-6i) (-3+9i) + (3+9i)

Si: P (x) = 3x; R (x) = 2x; calcula : P (R (0))

What is the missing number in 12,24,72,288

Bernice used 1 and 1/4 of a recipe to make tortillas. if the recipe calls for 2/3 cups of flour, how much flour did she use?

0.27 (repeating) into a fraction. Simplify if needed.