gldenps574 gldenps574
  • 03-01-2018
  • Mathematics
contestada

Given 6 terms what is the sum of 10+25+40+...+85

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-01-2018
Sn = n/2 ( a1+an)
= 6/2 (10+85)
= 3 (95)
= 285
Answer Link

Otras preguntas

write two different data sets with 6 numbers, so that: a) The mode is 100. The median and the mean are equal.
In a vegetarian diet, 46 individuals include fruits in their meals and 22 individuals eat without including any fruits. Express the following in ratios: Fruit c
Heights of a group of boys who attend the army selection camp is normally distributed with mean 170cm and S.D.3.9cm. Minimum eligible height for army is 175cm.
Moe, Joe, and Hiram are brothers. One​ day, in some​ haste, they left home with each one wearing the glassesglasses and coatcoat of one of the others. JoeJoe wa
24-6+7 multiply by 7
6 ст 4 cm 4 cm 15 cm 3 cm 5 cm 6 cm find Surface Area of Composite Figures
What are the key features of the equation y = (x + 12)(x + 6)?
If two sides of a triangle measure 2 and 4, what might the third side be?
WILL GIVE BRAINLIEST IF ANSWERED FAST!!!
WILL GIVE BRAINLIEST IF ANSWERED FAST!!!