Xandra had a bag containing grey, yellow and red pens. There were 454 yellow pens. There were 390 fewer yellow pens than red pens.
- How many red pens were there?
- Xandra gave away all her grey pens equally to her 3 brothers. Each of her 3 brothers received 81 grey pens. How many grey pens did Xandra have at first?
(a)
Number of yellow pens that Xandra had = 454
Number of red pens that Xandra had
= 454 + 390
= 844
(b)
Number of grey pens that Xandra had
= 81 x 3
= 243
Answer(s): (a) 844; (b) 243