The LCM of two numbers is 130.
The HCF of the same two numbers is 13.
Both numbers are less than 100.
Write down two possible numbers.

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

How do you use the elimination method for this question? explain, because i really want to understand!

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10