Other questions in this quiz

2. jill says " if you multiply any two prime numbers together, the answer will always be an odd number "

  • false
  • true

3. two whole numbers are each less tan 10 and greater than 0. work out the greatest possible differance their product and their sum

  • (63) both 9
  • (15) 7+8

4. the buzzer buzzes every 4 seconds and a bell rings every 6 seconds. the buzzer and the bell start at the same time. how many times in the first minute will they make a sound at the same time.

  • 15 times every 27 seconds
  • 5 times every 12 seconds
  • 10 times every 21 seconds
  • 3 times 10 seconds

5. a car's service book states that the air filter must be replaced every 10 000 miles and the diesel fuel filter every 24 000 miles. after how many miles will both need replacing at the same time

  • 140 000 miles
  • 120 000 miles
  • 130 000 miles
  • 100 000 miles

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