This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
ScanSolve AI Answer
Here are the solutions for Exercise 13, Question 3: 3. Write. a) A number between 4760 and 4778, with 9 in the ones place. The numbers in this range are 4761, 4762, , 4777. The only number in this range that has 9 in the ones place is 4769. 4769 b) Numbers greater than 5615 but less than 5643, with 4 in the ones place. The numbers in this range are 5616, 5617, , 5642. The numbers in this range that have 4 in the ones place are 5624 and 5634. 5624 (or 5634) c) Numbers greater than 3309 but less than 3330, with 5 in the ones place. The numbers in this range are 3310, 3311, , 3329. The numbers in this range that have 5 in the ones place are 3315 and 3325. 3315 (or 3325) d) The number closest to 1679, in which the place value of 8 is 800. A place value of 800 means the digit 8 is in the hundreds place. We are looking for a number of the form 18XX that is closest to 1679. The closest number of the form 18XX to 1679 is 1800. |1800 - 1679| = 121 1800 e) The number closest to 2584 in which the place value of 4 is 400. A place value of 400 means the digit 4 is in the hundreds place. We are looking for a number of the form 24XX that is closest to 2584. Let's check numbers in the 2400s: |2584 - 2499| = 85 |2584 - 2484| = 100 The number 2499 is the closest. 2499 That's 2 down. 3 left today — send the next one.