again, we're assuming that both triangles are similar, and thus using proportions.

we do not use the -10, because whatever value "x" may be, can't be negative or even 0.
Answer: 3/52
Step-by-step explanation: There are 3 face diamonds in a deck of 52 cards making it a 3/52 chance of pulling one.
Answer:
$64.2
Step-by-step explanation:
After 7% tax, she pays 100+7 = 107% of the cost
107/100 × 60
64.2
Answer:
8$/lb
Step-by-step explanation:
because 8 x 5 is 40 there for each pound would be 8$ if there are 5 pounds