Here you have a list of problems about decimal numbers. You have to copy them in your notebooks, solve and write the answers as a comment. Good luck!1. If 58 out of 100 students in a school are boys, then write a decimal for the part of the school that consists of boys.
2. Five swimmers are entered into a competition. Four of the swimmers have had their turns. Their scores are 9.8 s, 9.75 s, 9.79 s, and 9.81 s. What score must the last swimmer get in order to win the competition?
3. Ellen wanted to buy the following items: A DVD player for $49.95, a DVD holder for $19.95 and a personal stereo for $21.95. Does Ellen have enough money to buy all three items if she has $90 with her?
4. Melissa purchased $39.46 in groceries at a store. The cashier gave her $1.46 in change from a $50 bill. Melissa gave the cashier an angry look. What did the cashier do wrong?
5. Patricia has $425.82 in her checking account. How much does she have in her account after she makes a deposit of $120.75 and a withdrawal of $185.90?
6. One trader buys 125 dresses fo r 13,20 € /each. Knowing that he wants to take 5 units to show in his shop and he wants to win 450 € in total. What is the price of the dresses?
7. One kilo and a quarter of fish costs 15,75 €. How much does each kilo cost? Calculate the cost of another fish of 1 kilo and a half.
8. Carmen bought one shirt and one skirt by 89 €. If the skirt costs the double than the shirt, calculate the prize of each.
ALICIA
