NightTwlight NightTwlight
  • 13-06-2022
  • Mathematics
contestada

Q..3/4 of a piece of metal has a mass on 15 kg. What is the mass of 2/5 of a piece of metal ?

Respuesta :

princechimezirim096
princechimezirim096 princechimezirim096
  • 13-06-2022

Answer

8kg

Explanation

3/4--------15

2/5-------x

cross multiplying

3/4×X = 2/5×15

3X/4 = 30/5

3X/4 = 6

cross multiplying

3X = 4×6

3X = 24

dividing bothsides by 3

3X /3 = 24/3

X = 8

therefore, the answer is 8 kg

Answer Link

Otras preguntas

many fungi grow a mass of hyphae usually hidden within the material on which it is growing. what is this mass of hyphae called
what is −357137 written as a as a mixed number in simplest form.
How many meters are in 7.5 km
When there is scarcity and choice there is/are _______. a. no options. c. risk. b. costs. d. opportunity. User: productivity
The formula to convert celsius to fahrenheit is F=9/5c+32. convert 87° F to celsius .Round to the nearest degree
Saying “gonna” instead of “going to” is an issue of: A. body movement. B. eye contact. C. articulation. D. timing.
Marla borrowed $200 at a 12% simple interest for one year. If he makes no payments that year, how much interest will he she at the end of the year? a. $6.00 b.
European interest in the Middle East intensified after oil was discovered in the region. a. True b. False
the gravitational attraction between two objects will what if one object acquires more mass
Every exercise regimen should include both a warm-up and a cool down.