Seudónimo Seudónimo

19-04-2017
Mathematics

contestada

The mean of four numbers is 70. The mean increases to 80 when a fifth number is added. What is the fifth number?

Respuesta :

abdulmalikajise abdulmalikajise

02-05-2017

the fifth number is 90

Answer Link

Otras preguntas

2 supplementary angles are in the ratio 6:3 Find the angles

How can a problem in one body system cause symptoms in another part of the body?

How have voting rights expanded over time? (think about the groups of people and the 6% we originally started at)

Rameen had 2/3 bag of potato chips that she shared with herself and 3 friends. What fraction of the bag did each person get?

How much money should be deposited today in an account that earns 6% compounded semiannually so that it will accumulate to $14,000 in three years?

Find five numbers so that the mean, median, mode and range are all 4.

Find the area of each regular polygon. Round to the nearest tenth. This is all the information given, is it even possible?

Qué significa quedarse árbol?

You deposit $ 6500 into an account paying 8 % annual interest compounded monthly. How much money will be in the account after 7 years?

what do you mean by commercial farming