algebra

The set notation A-B is called the relative complement of B in It is equivalent to which of the following

A shopkeeper offers a 25% discount on the marked price on an item. In order to now cost $48, what should the marked price be?

If 10 is subtracted from the opposite of a number, the difference is 5. What is the number?

If \(y = 5 - x\), find x when y = 7.

A ranch has cattle and horses in a ratio of 9:5. If there are 80 more head of cattle than horses, how many animals are on the ranch?

Martin bought 3 pairs of shoes at P240 each pair and 3 pieces of t-shirts at P300 each. How much did he spend?

In a pile of logs, each layer contains one more log than the layer above and the top contains just one log. If there are 105 logs in the pile, how many layers are there?

If \(f(x) = 10^x + 1\), then \(f(x + 1) - f(x)\) is equal to

In how many different orders may 5 persons be seated in a row?

The symbol “/” used in division is called

The number that is subtracted in subtraction.

In how many ways can a person choose 1 or more of 4 electrical appliances?

The integer part of a common logarithm is called the ________.

The constant “e” is named in honor of:

A freight train starts from Los Angeles and heads for Chicago at 40 mph. Two hours later a passenger train leaves the same station for Chicago traveling at 60 mph. How long will it be before the passenger train overtakes the freight train?

If 9 ounces of cereal will feed 2 adults or 3 children, then 90 ounces of cereal, eaten at the same rate, will feed 8 adults and how many children?

Mary is twice as old as Helen. If 8 is subtracted from Helen’s age and 4 is added to Mary’s age, Mary will then be four times as old as Helen. How old is Helen now?

What do you call a radical expressing an irrational number?

A sequence of numbers where the succeeding term is greater than the preceding term is called:

How many cubic meters is 500 gallons of liquid?