Q2. 712.815 + 87.11 + 25.921 × 39.89 = 23.11 ×?
(a) 75
(b) 66
(c) 45
(d) 50
(e) 80
Directions (6 –10): Bar graph given below shows total number of students registered and appeared in Math’s Olympiad from five different metropolitan cities. Study the graph carefully and answer the following questions.
Q6. If only 25/2% of students from Chandigarh and 100/7% of students from Kolkata qualified in Math’s Olympiad, find the ratio between students did not qualified in Math’s Olympiad from Chandigarh to students did not qualified from Kolkata?
(a) 31 : 21
(b) 21 : 20
(c) 30 : 17
(d) 21 : 17
(e) 20 : 17
Q7. Total students qualified in Math’s Olympiad from Delhi, Mumbai and Bangalore were in the ratio 31 : 27 : 30 respectively. If total number of qualified students from Delhi were 1240, find ratio of students did not qualified from Delhi, Mumbai and Bangalore respectively?
(a) 31 : 27 : 30
(b) 27 : 29 : 17
(c) 30 : 27 : 17
(d) 29 : 30 : 29
(e) 20 : 21 : 31
Q8. Total students who did not appeared in Math’s Olympiad from Kolkata are what percent more than total students who but did not appeared in Math’s Olympiad from Delhi?
(a) 50%
(b) 25%
(c) 40%
(d) 20%
(e) 38%
Q9. If ratio between boys and Girls who appeared in Math’s Olympiad from Chandigarh was 5 : 4 and total number of girls who appeared from Mumbai was 20% less than number of girls appeared from Chandigarh. Find total number of boys appeared from both given cities?
(a) 1650
(b) 1510
(c) 1420
(d) 1710
(e) 1820
Q10. Out of total students appeared in math’s Olympiad from Delhi and Bangalore 40% students were qualified, in which 80% were girls. If boys qualified from Delhi were 25/2% of girls qualified from both cities, find total number of boys qualified from Bangalore are what percent of boys qualified from Delhi.
(a) 75%
(b) 100%
(c) 125%
(d) 80%
(e) 120%