Question
The length of a hall is 21 m and the width is 14 m. The
sum of the areas of the floor and the flat roof is equal to the sum of the areas of the four walls. Find the height of the hall.Solution
The correct answer is A
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...
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