What is the answer for this math problem ?

6/10 * (-1/6) =

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase