Related Questions

চারটি সমানুপাতিক রাশির প্রান্তীয় রাশি দুটির গুনফল ২০০। প্রথম রাশিঃ দ্বিতীয় রাশি= ১ঃ২, দ্বিতীয় রাশিঃচতুর্থ রাশি= ১ঃ৪। তৃতীয় রাশিটি কত?
A ৫
B ১০
C ২০
D ৪০
A man sells chocolates which are in the boxes. Only either full box or half a box of chocolates can be purchased from him. A customer comes and buys half the number of boxes which the seller had plus half box more. A second customer comes and purchases half the remaining number of boxes plus half a box. After this the seller is left with no chocolate boxes. How many chocolate boxes the seller had initially?
A 2
B 3
C 4
D 3.5
E None of these
When 4 is added to one half of a number, the result is 14. What is the number?
A 20
B 25
C 30
D 21
Think a number and then double the number. Then add 8 and multiply the result by 6. Now divide the result by 10 the subtract the number you first thought out. what is the final result?
A 4
B 6
C 10
D 14
Think a number and then double the number. Then add 8 and multiply the result by 6. Now divide the result by 12, then subtract the number you first thought out. What u the final result?
A 4
B 6
C 10
D 14
Think of a number and then double the number Add 6 and multiply the result by 10. Now divide the result by 20 , then subtract the number you first thought out. What is the result?
A 2
B 3
C 4
D 5
Subtract 3 from the number n. multiply the result by 3. Add 3 and then divide this result by 3. what is the final result ?
A n
B n-1
C n-2
D n-3
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
A 33.5%
B 37.5%
C 40%
D 50%
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank ?
A 33.5%
B 37.5%
C 40%
D 50%
729ml of a mixture contains milk and water in ratio 7 : 2 . How much of the water is to be added to get a new mixture containing half milk and half water ?
A 405ml
B 81ml
C 72ml
D 91ml

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