30 students.....14 are boys...that means (30 - 14) = 16 are girls
if 2 boys are dropped......14 - 2 = 12 boys
and 2 girls are added......16 + 2 = 18 girls
fraction of the class that are boys is : 12/30 which reduces to 2/5 <==
Step-by-step explanation:
get the lcm of the numerals and the denominators then simplify
hope it is correct
Answer:
132::
Step-by-step explanation:
The power of g00gle <3
Answer:
a. pick two between 2,5 or 11, they are all primes.
b. it's 11 since

c. that's

(or think about it as half the half of 18, so half of 9)
d.

Rest can be written as a fraction