nickola1223449
nickola1223449 nickola1223449
  • 03-08-2020
  • Mathematics
contestada

nick used 1 3/4 kg of salt to melt the ice on his sidewalk. He then used another 3 4/5 kg on the driveway. How much salt did he use in all?

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-08-2020

Answer:

5 11/20

Step-by-step explanation:

1 3/4 + 3 4/5

Get a common denominator of 20

1 3/4 * 5/5   + 3  4/5 *4/4

1 15/20    + 3  16/20

4 31/20

Rewriting

4 + 20/20 + 11/ 20

4+1 + 11/20

5 11/20

Answer Link

Otras preguntas

How many magnesium ions are present in 5.36 x 10-4 mol of magnesium iodide?
Who were the British allies and how did they help them to win so many battles in the American Revolutionary
A box is lowered using a rope. If the acceleration of the box, is 2.5 m/s2 (downward) and the tension in the rope is 31 N, what is the mass of the box (in kg)?
If Olivia and Shawn have another child, which of the following genotypes is possible for the child? A. Mm only B. MM only C. MM or mm only D. MM, Mm, or mm
What is the molecular formula of a compound made of 25.9% N and 74.1% O? a. NO  b. NO₂ c. N₂O  d. N₂O₅ e. N₂O4₄ It would be great if you could add a few words
how is a knoll formed
Explain why a mixed number is not in the set of intergers or whole numbers
how do you solve 4a/b divided by 2ac/b
a square photo-display board is made up of 60 rows of 60 photos each.The area of each square photo is 4 square inches.How long is each side of the display board
kilo-  -  1,000deka-  -  10How much larger is a kilo- than a deka-?