Six out of every 25 students usually receive an a on the history test. predict the number of students out of 125 that received an a on the history test.

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?