She spent 1/3 of 3/4. Or about 0.25, or about 1/4 in fractions.
The answer is 38, because if you take away the 15 he bought afterwards (34-15) you get 19, and then since he sold half his collection you would double that (19×2) and that's 38.
40
Try dividing 400 by ten you'll get 40 (or just remove a zero or decimal point to the left when dividing by 10)
Answer: £14.94
Step-by-step explanation:
36 cartons at £1.56 for 4 = 14.04
2 cartons at £45p = 0.90
2 is the coefficient. Y is 2.5