What is the least common multiple of 4,5,6

An internet site asks its membersmembers to call in their opinion regarding their web searching habits. Which type of sampling is used? A. Systematic B. Cluster C. Random D. Stratified E. Convenience

A caterer charges a setup fee of 50$, plus 20$ per person. how much will the caterer charge if 35 people attend the party and the customer has a coupon for $100 off the total

Tell why you cannot multiply or divide by zero to find equal ratios

A metalworker has a metal alloy that is 30% copper and another alloy that is 65% copper. How many kilograms of each alloy should the metalworker combine to create 80kg of a 51% copper alloy?

Consider f (x) = - (x+7) ^2 + 4. check all that apply -the equation is a quadratic -the graph is linear -the vertex is (7,4) -the axis of symmetry is x=

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.