95 percent of 4598 will be___

Hitesh is 40 years old and Rohit's age is 60 years, how many years ago his age ratio was 3: 5?

If a shopkeeper bought 70 kg of potatoes for Rs 420 and sold the entire purchase at the rate of 6.50 per kg, what was his profit percentage?

The average marks of a student in an examination is 63, if he had scored 20 marks in geography and 2 more marks in history, his average marks would have been 65. How many subjects were there in the exam?

The average weight of 10 parcels is 1.7 kg. The average weight is reduced by 60 grams when a new parcel is added. How much is the weight of the new parcel?

The ratio of two number is 3 :5 . If 6 added to both the number then ratio become 2 :3 then find out the number?

If $$ {(x-5)^{2} +{(y-2)^{2}}+{(z-9)^{2}=0}}$$ then what is the value of (x+y-z)?

If an amount doubles automatically in 8 years, then what is the interest rate?