Answer:
12 2/10 and 8 7/10
Step-by-step explanation:
5 x 2 = 10
10 = 10

Given that the two cone are similar, then
3/7 = x/5
7x = 15
x = 15/7
Option 1.
and option 4.
are equivalent to 
Step-by-step explanation:
Step 1:
The given expression is expanded as follows.
The -2 is multiplied with the 5x and then the -2 is multiplied with the
.
So the expression becomes as follows;

This is the first option given so the first expression is equivalent.
Step 2:

Of the other four options, only the fourth expression has the fraction
so the fourth expression is also equivalent.
Expressions 1 and 4 are equivalent to the given expression.
The answer is 480. Because you times 200 by 6, you also times the number of male elephants with tusks (80) by 6. That means the answer is 480.
The answer is :
3.24x10^4 = 32500