Question

16
5. None of these
1.2:3
4.2:5
3.3:5
5. None of these
A shopkeeper mixes two varieties of rice costing Rs. 8 per kg and Rs. 12 per kg in the ratio :
3. If the cost of the second variety drops to Rs. 11.50 per kg, in what ratio should he now mix the two so that
2 the cost of the mixture remains unchanged?
2.1:6
7. Two trains oflength 200 m and 100 m simultaneously enter a tunnel of length 300 m from opposite ends at
the same time on parallel tracks. The respective speeds of the two trains are 36 kmph and 18 kmph After
how much time from the instant the two trains entered the tunnel will the tunnel be free of traffic again?
1.40 seconds 2. 30 seconds 3. 120 seconds 4.80 seconds
8. Sameer started a business with an investment of Rs. 9000. After three months Tarun joined with an invest-
ment of Rs. 12000. If the annual profit for that year is Rs. 6000, Sameer's share in Rs.) in it is
1.3000
2. 6000
3.4500
4. 4000
9. The perimeter of a rectangle is 160 m and the difference of two adjacent sides is 48 m. Find the side of a
square whose area is equal to the area of the rectangle.
1.32 m
2.8 m
3.4 m
4.16 m
5. None of these
0. Arun borrowed a sum of money from Jayant at the rate of 8% per annum simple interest for the first four
years, 10% per annum for the next six years and 12% per annum for the period beyond ten years. If he pays
10
12020 (RRB CLE. PRE & RLY. EXAMS)
5. None of these
2​

Answer 1

Answer:

i dont understsnd? sorry