Nina has $245 in 5 dollar bills and ten dollar bills. She has ten more 5 dollar bills than ten dollar bills. How many of each type of bill does she have?

Emily meal cost 32.75 and Darren's meal cost 39.88. Emily treats Darren by paying for both meals, and leaves 14% tip. Find the total cost

Which number is larger? -20 or - 15

Find the derivative of the function using the definition of derivative. f (x) = 1 5 x - 1 6

Addison buys 5 neon tetras and 4 cardinal tetras for $15.50. Caden buys 6 neon tetras and 10 cardinal tetras for $26.40. Write a system of equations that can be used to find n, the cost of 1 neon tetra, and c, the cost of 1 cardinal tetra.

Solve for x in the equation x squared minus 14 x + 31 = 63. x = - 16 or x = 2 x = negative 7 plus-or-minus 3 StartRoot 7 EndRoot x = - 2 or x = 16 x = 7 plus-or-minus 3 StartRoot 7 EndRoot

How many milliliters of water equals one gallon?

Percents are the result of expressing numbers as a part of?

UR Probability of independent events Amal A number cube is rolled and a coin is tossed. The number cube and the coin are fair.

6x+1/2y=3 into slope intercept form

Round off or add zero to the following calculated answers to give a final answer with three significant figures: 0.00001258 L ... ?