Purchasing six cricket balls and two volleyballs ($25 each) costs the same as purchasing four cricket balls and two basketballs ($40 each),

i Define a variable for the cost of one cricket ball.

ii Write an equation that relates the information given in the question.

iii Solve the equation to find the cost of each cricket ball.

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?