3. Which of the following statements are true?
I. A whole number is an integer. II. A rational number is a real
number.
III. A repeating decimal is an IV. A rational number can be
irrational number. expressed as a fraction.
(a) I, II, and III only (b) I, II and IV only
(c) I, III, and IV only (d) I, II, III and IV
4.
5.
6.
7. The Japanese game of Tai Shogi is an expanded version of
chess. Like chess, it is played on a square board covered with
small squares. If each small square has a side length of 2 cm,
the diagonal of the whole board measures cm. How
many squares are on the board?
13. A bus and a car leave the same place and traveled in opposite
directions. If the bus is traveling at 50 mph and the car is traveling
at 55 mph, in how many hours will they be 210 miles apart?