Which equation models this problem?
colin divided his baseball card collection into 6 equal piles. he put the cards from 5 of the piles into albums. how many cards are in his collection if he put 140 baseball cards into albums?
a. 140/6b = 5
b. 140/5b = 6
c. 5/6b = 140
d. 6/5b= 140

What is the area of triangle pqr on the grid? a triangle pqr is shown on a grid. the vertex p is on ordered pair 7 and 6, vertex q is on ordered pair 1 and 6, and the vertex r is on ordered pair 4 and 2. 5 square units 6 square units 10 square units 12 square units

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list