I think the answer is A because it I'm right it did double the size.
The answer is 224.7 you got to turn 30% into decimal which is 0.30
then multiply 0.30 and 749 which equals 224.7
27 + 2×(-why)
matches your English expression.
Answer:
• for x = 2a√t, make t the subject:
• then find y:
P=63+63(3/100)
p=63(1+3/100)
p=63(1.03)
p=$64.89