2×$15.99=31.98
+ 4×$11.99=47.96
---------------
$79.94
:. $79.94 is the cost.
Answer:
96
Step-by-step explanation:
Use g00g*e- just type --% of $----.
sorry its censors the word.
Answer:
yes
Step-by-step explanation:
because area of sphere equals =

so if we doubled the radius the surface area will be doubled