Sam bought 3 pens for $0.49

each and one notebook for

$1.50. If the sales tax is 6%,

what is the total cost of her

purchase?

Write two verbal expressions for n-5

A model rocket is launched with an initial upward velocity of 215/fts. The rocket's height h (in feet) after t seconds is given by the following. = h-215t16t2 Find all values of t for which the rocket's height is 97 feet

You toss a coin 20 times, find the probability of at least 18 tails.

In problems like - 20≤5y, when you divide by 5 do you reverse the symbol because - 20 is negative?

Suppose R and S are reflexive relations on set A and T is a transitive relation on set A. Prove or disprove each of these statements: a) R∪T must be transitive. b) R⊕S is irreflexive. c) R◦S is reflexive

write an expression that shows the cost of brochures each brochure cost 40 cents i need 4100 brochures and have a total budget of 1900 dollars

How many different telephone numbers are possible for a particular exchange?

Two consecutive negative integers have a product of 20. what are the integers? separate the answers with a comma.

5:5x3+9:3x18x9+1000+283-183+3478

Angel has 4/8 yard of ribbon and Lynn 3/4 yard of ribbon do Angel and Lynn have the same amount of ribbon? Shade the model to show how you found your answer. Explain your reasoning