Question
If x runs are second by Rohit, y runs by Shreyas and z
runs by Virat, then x : y = y : z = 6:5. If total number of runs scored by Rohit, Shreyas and Virat is 637, the find the number of runs scored by Shreyas?Solution
⇒ x : y = 6:5 = 36 : 30 ⇒ y : z = 6 : 5 = 30 : 25 ⇒ x : y : z = 36 : 30 : 25 Since total runs scored by Rohit, Shreyas and Virat = 637 ⇒ 36a + 30a + 25a = 637 ⇒ 91a = 637 ⇒ a = 637/91 = 7 Hence, Runs scored by Shreyas = 30 × 7 = 210
The ratio of the present ages of Ginni and Binni is 7:4 respectively. Ginni is ‘n’ years older than Binni. If after 2 years, the ratio of the ages o...
The seller sold a total of 40 kg of rice bags, comprising Basmati Rice and Brown Rice. The cost price of Basmati rice is Rs.72/kg, and that of Brown ric...
A shopkeeper mixes two types of rice costing Rs 60 per kg and Rs 80 per kg in a ratio. He sells the mixture at Rs 85 per kg and gains a profit of 25%. I...
The jar P has a mixture of milk and cream in the ratio of 8:5, and the jar Q has a mixture of 60 liters of milk and cream in the ratio of 7:5. If the mi...
A luxury watch is originally priced at ₹15,000. During a seasonal sale, the watch is offered at a discount of 30%. After the discount, an additional 1...
(0.25) -1.5 = ?
‘A’ and ‘B’ can do a piece of work in 25 days and 30 days, respectively. If they started the work together and worked on it for 5 days, then fin...
In what ratio rice at 47 Rs/kg should be mixed with the rice at 28 Rs/kg so that selling mixture at Rs 45 per kg gives the profit of 25% if the quantity...
A shopkeeper marked his goods 30% above the cost price and earned a profit of Rs. 14 after selling it by giving a discount of 22%. Find the cost price o...
There are two buckets X and Y containing mixture of milk and water in which concentration of milk is (a-9)% and (a+15)%, respectively. They are mixed to...
Relevant for Exams:
