Usha had 294 marbles. Archie had 47 of what Usha had. After Usha used some of his marbles and Archie used 17 of his marbles, Usha had 12 as many marbles left as Archie.
- How many marbles did Archie have at first?
- How many marbles did Usha use?
|
Usha |
Archie |
Before |
294 |
168 |
Change |
- ? |
- 24 |
After |
72 |
144 |
(a)
Number of marbles that Archie had at first
=
47 x 294
= 168
(b)
Number of marbles that Archie used
=
17 x 168
= 24
Number of marbles that Archie had left
= 168 - 24
= 144
Number of marbles that Usha had left
=
12 x 144
= 72
Number of marbles that Usha used
= 294 - 72
= 222
Answer(s): (a) 168; (b) 222