Question

a baby tiger, from her birth, gains 3 pounds every 2 weeks. After 10 weeks, she weighs 17.5 pounds. how much did the tiger weigh at birth?

Answer 1

let's call the tiger's weigh at birth x, then
x+10(3/2)=17.5 ---> x=2 pounds

Answer 2

i think that is wrong

Answer 3

becuase i have multiple choice and these are the choices

Answer 4

x-2.5 pounds

Answer 5

a. 14.5 pounds
b. 5.5 pounds
c. 3 pounds
d.2.5 pounds

Answer 6

x=2.5

Answer 7

how do you do it thought

Answer 8

yeah 2.5.. I forgot to put the 0.5.. the formula is right

Answer 9

since there are 10 weeks and the tiger gains 3 lbs every 2 weeks.. u simply take 10/2 and u get 5. So u take the 5 and multiply it by 3 to get 15. Then just subtract 17.5-15 = 2.5

Answer 10

thanks