What is z if 2.5% of z equals 75% of 50?

Given the series 2,5,8,11,…. what is the 12 th term of this sequence?

What is the smallest of four consecutive odd integers whose sum is 968?

A student finishes half of an exam in 2/3 of the time it takes him to finish the 2nd half. If the entire exam takes him an hour, how many minutes does he spend on the first ½ of the exam?

Mindy’s average monthly salary for the first 4 months she worked was $300. What must her average salary for the next 8 months be so that her average monthly salary for the year is $350?

Andrew drove 100 miles at an average speed of 50 mph He then increased his speed by 20% and drove another 30 miles. What was the average speed for the entire journey?