Ziva notices a pattern when finding the LCM of
prime numbers. She
reasons that because
the only factors of each prime number
are 1 and itself, the LCM of two prime
numbers is always the product of the
numbers.

3= 1 x3
7-1X7
LCM = 1 x 3 x 7 = 21
Does Ziva's reasoning make sense? Explain
how you know

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.