A car completes a journey in 11 hours, the first half at 30 km/hr and the second half at 25 km/hr. Find the distance travelled?
A. 250km
B. 375km
C. 300km
D. 400km
E. 350km
সঠিক উত্তরঃ
C.
300km
Explanation:
Related Questions (Any University/Year)
- A store usually a certain item at 40% profit. In one week the store has a sale during which the item is sold at 10% less then the usual price. During the sale what is the profit the store makes on the item ?
- Which one of the following is greater than 2/37
- If x is an integer and (x^2
- 40% of students in a class are smart. The rest are stupid. Half the students play sports and half don't. If 20% of the students are smart and play sports, what percent of the students are stupid and don't play sports?
- In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?
- The sum of the weights of P and Q is more than that of R and S taken together.The wight of P is half as much as the sum of the weights of Q and S. The sum of the weights of P and R is the same as the wight of Q and S taken together. Which of the following statements must be incorrect?
- Fedora Technologies acquired 60 hard-drives and tried selling them at BDT 2400 apiece at 20 percent markup on cost price. After 3 months, 6 remained unsold and were returned to manufacturer at 50 percent refund of cost. Find out Fedora's approximate profit margin as a percentage of initial acquisition cost of the 60 hard-drives.
- ভারসাম্য রক্ষা করতে নিচের চিত্রের বামদিকে কত ওজন রাখতে হবে?
- In a certain village, m litres of water are required per household per month. At this rate, if there are n households in the village, how long (in months) will p litres of water last?
- Of the following the closest approximation to V(5.98 x 601.5/15.79)
- A class of 50 girls and 60 boys sponsored a football game. If 52% of the girls and 30% of the boys attended the game, what percentage of the class went to the game?
- 84, 40, 18, ?
- 20% of 2 is equal to-
- The speed of a motor boat is 20 km/hr. for covering the distane of 15 km the boat took 1 hour more for upstream than downstream. Let speed of the stream be x km/hr, then speed of the motorboat in upstream will be-
- Shabbir has a brother one-fourth of his age and a sister two times of his age. If the combined age of all the three siblings is twenty more than thrice the age of the youngest, how old is Shabbir's sister?
- A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:
- A certain radio costs a shopkeeper Tk. 64, At what price must he sell it if he is to make a profit of 20% on the selling price?
- The ratio of labor cost and materials cost for making a radio is 2:7. If the cost price is 90% of the selling price which is Tk. X, what is the labor cost per radio?
- The average (arithmetic mean) of four different positive integers is 20. What is the greatest possible value of any of these integers?
- If two times of the daughter's age in years is included to the mother's age, the total is 70 and if two times of the mother's age is included to the daughter's age the total is 95. So the Mother's age is -