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Q:
Direction : What value should come in place question mark(?) in the following questions?

25 % of 420 - ? % of 140=77
3114 0

Answer : 3. "20"

Q:
Direction : What value should come in place question mark(?) in the following questions?

$$2\over7$$ of $$ 5\over6$$ of ?=200
1220 0

Answer : 4. "840"

Q:
The twice of sum of the ages of a father and his son is 8times the age of the son. If the average age of the father and the son is 28 years, what is father's age?
1625 1

Answer : 3. "42 "

Q: The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ? 1717 0

Answer : 2. "45 yrs"
Explanation :
Answer: B) 45 yrs Explanation: Let father's age be x year and son's age be y year. According to question, 2(x+y) = 8y _(I) and (x+y)/2 = 30 => x+y = 60 years____(II) From equation (I) and (II) 8 y = 120 y = 15 years, Hence x = 45 years.

Q:
After a discount of 20% Asmita bought an item for Rs.9600. Asmita sold it to other person and earned a profit of 18% on the original price. At what price other person bought the item?
3696 1

Answer : 1. "14160 "

Q:
A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?
1666 1

Answer : 1. "20 "

Q:
The diagonal of a rectangle is 17 cm long and its perimeter is 46 cm. Find the area of the rectangle.
1470 0

Answer : 3. "120 "

Q:
The age of Shipra can be obtained by subtracting three times her age 3 years ago from the three times her age after 3 years. What will her age after 2 years?
2241 0

Q:Direction : What value should come in place question mark(?) in the following questions? 25 % of 420 - ? % of 140=77 3114 05e9d1422bf0a265d837b845b

Answer : 3. "20"

Q:Direction : What value should come in place question mark(?) in the following questions? $$2\over7$$ of $$ 5\over6$$ of ?=200 1220 05e9d13aedc1ff94610d1b507

Answer : 4. "840"

Q: The twice of sum of the ages of a father and his son is 8times the age of the son. If the average age of the father and the son is 28 years, what is father's age? 1625 15e96efc4b0b9ab17e702f8fc

Answer : 3. "42 "

Q: The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ? 1717 05b5cc6c9e4d2b4197774df83

Answer : 2. "45 yrs" Explanation :Answer: B) 45 yrs Explanation: Let father's age be x year and son's age be y year. According to question, 2(x+y) = 8y _______(I) and (x+y)/2 = 30 => x+y = 60 years__________(II) From equation (I) and (II) 8 y = 120 y = 15 years, Hence x = 45 years.

Q: After a discount of 20% Asmita bought an item for Rs.9600. Asmita sold it to other person and earned a profit of 18% on the original price. At what price other person bought the item? 3696 15e96edebf3e7121e40a00542

Answer : 1. "14160 "

Q: A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk? 1666 15e96ed8ce21aa617f1dd7270

Answer : 1. "20 "

Q: The diagonal of a rectangle is 17 cm long and its perimeter is 46 cm. Find the area of the rectangle. 1470 05e96ec753d565c17b6037544

Answer : 3. "120 "

Q: The age of Shipra can be obtained by subtracting three times her age 3 years ago from the three times her age after 3 years. What will her age after 2 years? 2241 05e96c467f3e7121e409fae36

Answer : 1. "20 years "

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Q:
Direction : What value should come in place question mark(?) in the following questions?

25 % of 420 - ? % of 140=77
3114 0

Q:
Direction : What value should come in place question mark(?) in the following questions?

$$2\over7$$ of $$ 5\over6$$ of ?=200
1220 0

Q:
The twice of sum of the ages of a father and his son is 8times the age of the son. If the average age of the father and the son is 28 years, what is father's age?
1625 1

Q: The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ? 1717 0

Answer : 2. "45 yrs"
Explanation :
Answer: B) 45 yrs Explanation: Let father's age be x year and son's age be y year. According to question, 2(x+y) = 8y _(I) and (x+y)/2 = 30 => x+y = 60 years____(II) From equation (I) and (II) 8 y = 120 y = 15 years, Hence x = 45 years.

Q:
After a discount of 20% Asmita bought an item for Rs.9600. Asmita sold it to other person and earned a profit of 18% on the original price. At what price other person bought the item?
3696 1

Q:
A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?
1666 1

Q:
The diagonal of a rectangle is 17 cm long and its perimeter is 46 cm. Find the area of the rectangle.
1470 0

Q:
The age of Shipra can be obtained by subtracting three times her age 3 years ago from the three times her age after 3 years. What will her age after 2 years?
2241 0