Maths Crossword Puzzle

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Across
  1. 3. 2.4 × 10 - 8
  2. 4. What is X if X/3 = 150?
  3. 6. 3.5 × 4
  4. 8. How many minutes are in 8 hours?
  5. 9. What is x in the equation x/9 = 759?
  6. 11. A shop sold 60 candies. 30% were chocolate and the rest were strawberry. How many strawberry candies were sold?
  7. 13. A water tank holds 80 liters. If 52 is used, how many liters are used?
  8. 15. What is the difference of 7000 subtracted by 3141?
  9. 16. How many minutes is 120 hours and 4 minutes?
  10. 18. What is the lowest common multiple (LCM) of 40 and 50?
Down
  1. 1. What is the 16th triangular number?
  2. 2. What is the 12th square number?
  3. 3. What is the smallest three-digit prime number?
  4. 5. What is the product of 73 multiplied by 48?
  5. 7. What is the 21st square number?
  6. 9. What is the difference of 9963 and 3699?
  7. 10. What is the sum of 8 cubed plus 5 to the power of 5?
  8. 12. A jacket costs Rp180,000 and gets a 25% discount. How much is the discount?
  9. 14. 129 of 36
  10. 17. What is 4/5 of 250?