Webb2 sep. 2024 · The sum of three numbers is 26. The third number is twice the second, and also 1 less than 3 times the first. a Formulate a system of linear equations in x, y and z to represent the above information. b Express the system of linear equations in a, as a matrix equation. c By using Cramer’s Rule, solve the matrix equation in b. Hence, … WebbImportant average Formulas, Rules, Concepts & Shortcuts New. Questions : Of the three numbers, second is twice the first and also thrice the third. If the average of the three …
I am thinking of two numbers. The first number added to the second …
WebbThe average of three numbers is 28,the first number is half of the second,the third number is twice the second,then the third number is. 5. If the average price of five different metals is taken, it is Rs. 432 per gram. If the costliest metal is not included, the average price drops by Rs. 132. What will be the price of 20 grams of costliest ... WebbQuestions : Of the three numbers, the first number is twice of the second and the second is thrice of the third number. If the average of these 3 numbers is 20, then the sum of the largest and smallest numbers is (a) 54 (b) 60 (c) 24 (d) 42 Answer: (d) Let the third number be x. ∴ Second number = 3x and first number = 6x ∴ 6x + 3x + x = 3 × 20 stay smart housing
Of the three numbers, second is twice the firstand is also thrice the ...
WebbFind three numbers such that the second number is 3 more than twice the first number, and the third number is four times the first number. The sum of the three numbers is … WebbTop 10,000+ Aptitude Memory Based Exercises. Questions : Of the three numbers, the first number is twice of the second and the second is thrice of the third number. If the … Webb24 apr. 2024 · Jabari is thinking of three numbers. The greatest number is twice as big as the least number. The middle number is three more than the least number. The sum of the three numbers is 75. Find the numbers. I am thinking of whole numbers. when I add them, their sum is 123. When I subtract the three lesser number from greater … stay snatched air fryer steak