The table shows the heights of Gabriel, Scarlett, and Wyatt. The average height of three children is 158 cm. The digit in the ones place of Gabriel's height and the digit in the tens place of Wyatt's height are covered by ink blots.
- What is the digit in the ones place of Gabriel's height?
- What is the digit in the tens place of Wyatt's height?
Total height of the three children
= 3 x 158
= 474 cm
Total height of Gabriel and Scarlett
= 474 - 150
= 324
324 - 150 - 107
= 67
= 6 tens 7 ones
(a) Digit in the ones place of Gabriel's height = 7
(b) Digit in the tens place of Wyatt's height = 6
Answer(s): (a) 7; (b) 6