Q1. An article is purchased for Rs. 78,350. Its price was marked up by 30%. It was sold at a discount of 20% on the marked price. What was the profit percent on the cost price?
Q2. What is the difference between the simple and compound interest on Rs. 7300 at the rate of 6 p.c.p.a. in 2 years?
Q3. In how many different ways can the letters of the word ‘THERAPY’ be arranged so that the vowel always come together?
Number of Permutations when vowels are together = 6!×2!=1440
Q4. A certain amount was to be distributed among A, B and C in the ratio 2 : 3 : 4 respectively, but was erroneously distributed in the ratio 7 : 2 : 5 respectively. As a result of this, B got Rs. 40 less. What is the amount?
Q5. The area of a square is 1444 square metres. The breadth of a rectangle is 1/4 th of the side of the square and the length of the rectangle is thrice the breadth. What is the difference between the area of the square and the area of the rectangle?
Directions (6-10): What approximate value will come in place of the question mark (?) in the following questions? (You are not expected to calculate the exact value).
Q6. (41.33)²+(7.96)²-(22.02)²=?
Q7. 41% of 601 – 250.17 = ? – 77% of 910
Q8. 52001÷60×29= ? ×41
Q9. 701/52÷11/699×112/102= ?
Q10. √5378×√3330÷√360= ?
Directions (11-15): What will come in place of the question mark (?) in the following number series?
Q11. 28, 39, 63, 102, 158, (?)
28 + 11 = 39
39 + 24 (=11+13)=63
63+39(=24+15)=102
102 + 56 (= 39 + 17) = 158
158 + 75 (= 56 + 19) = 233
Q12. 7, 16, 141, 190, 919, (?)
7+3²=7+9=16
16+5³=16+125=141
141+7²=141+49=190
190+9³=190+729=919
919+11²=919+121=1040
Q13. 12, 17, 32, 57, 92, (?)
12 + 5 × 1 = 17
17 + 5 × 3 = 32
32 + 5 × 5 = 57
57 + 5 × 7 = 92
92 + 5 × 9 = 137
Q14. 586, 587, 882, 1766, 4417.5, ?
586 ×1+1= 587
587 × 1.5 + 1.5 = 882
882 ×2 + 2 = 1766
1766 × 2.5 + 2.5 = 4417.5
4417.5 × 3 +3 = 13255.5
Q15. 64, 54, 69, 49, 74, 44, ?
64-10=54
54+15=69
69-20=49
49+25=74
74-30=44
44+35=79