The mean temperature for the first 4 days in january was -7 °c. the mean temperature for the first 5 days in january was -6 °c. what was the temperature on the 5th day?

Find the area of a parallelogram with base 15 yards and height 21 2/3

X2 + y 2 = 36 x + y = 6 solve the system of equations.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest