Of three
Of three positive numbers the product of the first and second is 42, second and third is 56 and that of third and first is 48. Find the third number.
Correct answer:
Showing 1 comment:
Dr Math
A*B= 42
B*C=56
C*A=48
AB*BC*CA=42*56*48
=>A*B*C=√(42*56*48) = 336
C=336/A*B = 336/42=8
Third number is 8
B*C=56
C*A=48
AB*BC*CA=42*56*48
=>A*B*C=√(42*56*48) = 336
C=336/A*B = 336/42=8
Third number is 8
Tips for related online calculators
Do you have a system of equations and are looking for calculator system of linear equations?
You need to know the following knowledge to solve this word math problem:
algebraarithmeticnumbersGrade of the word problem
Related math problems and questions:
- Product 3108
The product of 3 numbers is 42. The first is 1.5 times larger than the second number, and the third is 3.5 times larger than the second number. What numbers are these? - Table 3x3
Table with numbers 3x3 in the first row: 66,24,33 in the second row: 57, ?, 19 in the third row: 18,45,60 What number comes ar mark ?. Maybe the numbers: 22,46,45,47 - Multiply three ints
The product of the three numbers is 224. The first is 10, and the second is 50 times smaller than the first. Calculate the third number. - Summands
Find two summands of the number 42 so that its product is minimized. - The product
The product of the three numbers is 224. The first is 10, and the second is 50 times smaller than the first. Calculate the third number. - Cancer number
The number 20 137 is "cancer like" the number 73 102—likewise, the decimal numbers 41.9 and 9.14, or 31.08 and 80.13, like each other. Find two mutually exclusive numbers whose product is 357.435. - Numbers 80756
The first number is 50% of the second, the second number is 40% of the third, and the third number is 20% of the fourth. The sum of the numbers is 396. Which numbers are these??
