Answer:
20wiwiiwiwjwjajsiwjjwnasjjwnwnwsjajjwjw
Answer:

Step-by-step explanation:
Taking the succession:

You can multiply and divide by 1-r without chaging the result:

Distributing the upper part of the fraction you have:

As can be seen all the intermediate members will be canceled by a same member with opposite sign, only
will be left so:

Answer:
In a class of 40 students, 20% are females. How many males are in the class?
ANSWER
= 32
Gcf refers to a digit which can divide both numbers without a remainder
20|50 is divisible by 2 to become 10|25 and then divisible by 5 to become 2|5
=2×5
Gcf= 10