Math 110, 111 Practice Quiz # 1 – Sections 1.1 – 1.4
Real #s, Addition, Subtraction, Muliplication
1. Give an example of a rational number that is not an integer.
2. A number n is described in reference to the number line. State all possible values of n.
The number n is 6 units from -3.
3. A total of $600 is to be divided among 3 people. The first person receives 25% of the
total. The second person receives $250. How much does the third person receive?
Show how you got your answer.
4. Determine the sum. 18 + (-3)
5. a. What is 5 more than -2?
b. What is the difference of 3 and 5?
6. On Monday morning the cash register had $120. That day you sold $400.50 worth of
goods. Tuesday you sold $250.75 worth of goods. Wednesday you had to pay $300
for items shipped to your store. How much money was left in the cash register when
the store closed on Wednesday? Show how you got your answer.
7. Find the difference.
a. -8 – 5
b. -5 – (-8)
8. You work at a bank and begin the day with $5500 in your drawer. 10 people come in
that day and make deposits of $ 200 each and 10 more people make withdrawals of
$300 each. One person makes a withdrawal of $100 and then puts the same amount
back in her account.
a. Write an expression showing all the transactions for the day.
b. How much money is left in your drawer at the end of the day?
9. What is the product of -8, -2.2 and 3?
10. Find two numbers whose sum is the 1st number and whose product is the second
number given: 1, -6
11. If you invest $5000 for one year in a fund that pays 8% simple interest, how much
money will you have after one year?