2/3= 0.6667 which you can figure out by 2÷3
3/4= 0.75 which you can figure out by 3÷4
because 0.75 is greater than 0.6667 she has enough to make the cake.
Answer:
Luis:

Marina:

Answer: Marina got the better percent score than Luis
Marina:
Answer:
9/11
Step-by-step explanation:
4 1/2= 9/2=11/2n
so n =9/11
so 9/2=11/2*9/11
It is prime because nothing equals it other than 5x1
Answer:
Surface Area A = 490 cm²
Step-by-step explanation:
Surface area of a prism A = 2(w l +h l + h w)
where l = length
w = width
h = height
l = 7 cm; w = 7 cm ; h = 14 cm
Surface Area = 2 { ( 7 × 7) + ( 14 × 7) + ( 14 × 7)}
A = 2 { 49 + 98 + 98}
A = 2 × 245
A = 490 cm²