SOLUTION: a pyramid of empty cans has 30 blocks in the bottom row and one fewer can in each successive row thereafter.how many cans are there in the pyramid

SOLUTION: a pyramid of empty cans has 30 blocks in the bottom row and one fewer can in each successive row thereafter.how many cans are there in the pyramid

Algebra.Com

Question 1143024: a pyramid of empty cans has 30 blocks in the bottom row and one fewer can in each successive row thereafter.how many cans are there in the pyramid
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
This is the sum of the numbers between 1 and n where n is 30
That formula is (n*(n+1))/2=30*31/2=465
RELATED QUESTIONS
A pyramid of blocks has 26 blocks at the bottom row and 2 fewer blocks each successive... (answered by Boreal)

Clara organizes cans in triangular piles, where each row has one less can than the row... (answered by greenestamps,htmentor)

A grocer makes a display of cans in which the top row has one can and each lower row has... (answered by stanbon)

a grocer makes a display of cans in which the top row has one can and each subsequent row (answered by fcabanski)

A grocer makes a display of cans in which the top row has one can and each lower row has... (answered by stanbon)

Sonya runs a small store. She wants to display the cans of corned beef by stacking them... (answered by Edwin McCravy)

A theater has 30 rows of seat, the first row has 10 seats and each row thereafter has 1... (answered by vouge)

Theere are 156 blocks to make a wall. The bottom 3 rows will all have the same number of (answered by addingup)

There are 156 concrete blocks available to make a retaining wall. The bottom three rows... (answered by checkley75)