Simplify the expression.

55 - 4.5 + 12

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Marie wants to purchase a purse that is 74.89 with 5.5% sales tax and an 18% discount. if she has $62.00, will that be enough to cover her purchase? if not, how much more money will she need?

Barbecue tools cost $12 plus 5% sales tax. What amount is the tax?

Find the highest common factor of 32 and 80

In how many different ways can up to 4 students be selected from 6 girls and 7 boys if each selection must have an equal number of girls and boys?

3) gentry is training for a marathon. she increases the amount of time she runs by 5 mins. each day to build up her endurance. on the first day, she runs for 30 minutes.

Temperature in alaksa

Using number lines 80 is 25% of what number

At 7:30 a. m., a bus left Town P for Town Q at a speed of 60 kilometers per hour. 15 minutes later, a car left Town Q and headed for Town P. The car reached Town P at 10:45 a. m. The bus reached Town Q at noon.

The fundamental theorem of Arithmetic The system (E) : The set of all even positive integers The system (T) : all positive integers congruent to 1 mod 3 1. List the primes in E between 1 and 20. 2. List the primes in E between 21 and 40. 3.

Suppose you are getting new inground pool at your house. The pool is going to be a rectangle that is 30 feet by 15 feet. The outside border of the deck around the pool will also be a rectangle, which is 44 feet by 28 feet.