yazzz1 yazzz1
  • 02-03-2017
  • Mathematics
contestada

Please, help me find solution

Please help me find solution class=

Respuesta :

lordnewell
lordnewell lordnewell
  • 13-03-2017
4 + 5 = 9
180 ÷ 9 = 20

Sand = 20×4 = 80
Cement = 20×5 = 100
Answer Link

Otras preguntas

A patient is to be given 35 milligrams of Demerol every 4 hours. You have Demerol 50 milligrams/milliliter in stock. How many milliliters should be given per do
A triangle has a side lengths of 18cm, 80 cm and 81cm. Classify it as acute obtuse or right?
An attribute on a webpage allows you to set borders and change background colors. TRUE or FALSE
How might reuionfucation of east and west germany in 1990 have been imporant turning point for the soilvet union
(5x+2)(2x-3) expand and simplify
_____________ dominance the dominant allele doesn’t fully mask or hide the recessive. For example, a red carnation with a white carnation will produce a ____
How do primary and secondary industries differ
For 15 points. Somebody once told me the world was gonna roll me. the next line is?
Les verbes réguliers en -er A. Les pronoms personnels sujet. Complete the following sentences using the correct subject pronouns. #4) Jacques, ______ travailles
A good for which demand increases as income rises is ________, and a good for which demand increases as income falls is ________.