Get Started with ixamBee
Start learning 50% faster. Sign in now
Number of boys in the class = 70 × (4/7) = 40 Number of girls in the class = 70 × (3/7) = 30 Let the weight of each girl in the class be ‘x’ kg. {(40 × 92) + (30 × x)} ÷ {30 + 40} = 86 Or, 3680 + 30x = 6020 Or, 30x = 2340 So, x = 78 Therefore, average weight of each girl in the class = 78kg
A and B entered into a partnership and invested their respective amounts in ratio of 2: 1. C and D entered into another partnership with initial investm...
If a sum of money is to be divided among A, B, C such that A’s share is equal to thrice B’s share and B’s share is 7 times C’s share then their ...
A and B started a business with investments in the ratio 4:5 respectively. Find the share of A, if they earned a profit of Rs. 2700.
'Aman,' 'Bheema,' and 'Ritika' initiated a business by investing Rs. 400, Rs. 500, and Rs. 900, respectively. After __ months fro...
'Ashish' started a business by investing Rs.15,000. 'm' months later, 'Arjun' joined him by investing Rs. 10,000. 4 months after joining the business, '...
"Rittu and Mittu started a cosmetic business with Rittu investing Rs. 30,000 and Mittu investing a certain amount of money. They hired a receptionist as...
The savings of Arun and Bhaskar are same. The difference between the expenditure of Bhaskar and the savings of both Arun and Bhaskar together is 0. The ...
If the ratio of time periods of investment of A and B is 5:6, profit at the end of the year is Rs.100000 and A’s share in it is Rs.25000, then what is...
‘D’, ‘E’, and ‘F’ started a business with initial investments of Rs. ‘3x + 720’, Rs. ‘4x + 500’, and Rs. ‘2x + 300’ respectively...
Ajay and Vijay started a business with investments of Rs. 25,000 and Rs. 15,000, respectively. After 9 months, Sanjay joined them with an investment equ...
