Answer:
Length = 7, width = 1.
Step-by-step explanation:
7 and 1 are the only possible dimensions as 7 is a prime number.
T + V = 50
2T + (3/2) * V = 90
2T + 1.5V = 90
T = 50 * 1.5 - 90 * 1 / 1 * 1.5 - 2*1 = 30
V = 1 * 90 - 2 * 50 / 1 * 1.5 - 2 * 1 = 20
T = 30
V = 20
4 it's na answer the answer is 4