daniella12356 daniella12356

02-12-2020
Mathematics

contestada

12. Four shovels of sand are used for every 5 shovels of gravel in making concrete.
How much gravel is needed for 64 shovels of sand?

Respuesta :

lmegerssa lmegerssa

02-12-2020

Answer:

80

Step-by-step explanation:

64s : Xg

4s.Xg = 5g.64s

X = (5g*64s)/4sg

= 5*64/4

= 5*16

= 80

Answer Link

Otras preguntas

a piece of wood is 180cm long, Tom cuts it into three pieces in the ratio 2:3:4 Work out the length of the longest piece

When was the battle of Hastings?

Determine the half-life of potassium if in 3460 years a 200 g sample decayed into 25 g

why is red onions purple

copy this figure onto grid paper. draw line to divide the figure into 4 congruent polygons. how do you know the ploygons are congruent

Work out the number that is halfway between 27 times 38 and 33 times 38.Show your working out aswell.

If you multiply a number by five and then subtract negative ten, the difference is negative thirty. What is the number?

Factor completely, the expression: 2x^3-2x^2-12x

find the difference: 7 7/8 - 3 1/4

Work out the number that is halfway between 27 times 38 and 33 times 38.Show your working out aswell.