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Target Exercise, , , ee Level Questions, The rational form of ~ 71,625 is, ) 573, jal- oS a, y (8) None of these, 625, | 4 The sum of the face value and place value of 7 in, . 742., a {b) 700, (q) 770 (8) 707, | 3.06+08 eee, au a2 3, ao w 3 © = 5, 4. The number of prime factors in the expression, e x7 x9" is, (a) 70 fo) 42, e| (d) None of these, ', , 5, Maximum number of students, in which 175 bananas, ~ 5 ad 106 oranges can be equally divided, is, ia) 3S () 7 (ce) 5 (d) 105, , | § Which of the following is the greatest?, | ja) WB + V2 (o) vie V29, , | io V12 + V18 (0) V10 + V0, , |, }, , a, 7, The value of 42+ 42+ 42+ mis, , (6 () 9, 1, , 00004103, , (a7 (o) 6, 1, = 02437, then the value of, & Wis tue, , (a) 2437 (b) 24370, x (c) 2497 {d) 243700, , 9. The last digit of the number (1076)°"* is, , ia4 (0) 5, @eé (7, , High Skill Questions, , ‘7 1. The unit's digit of (65) (19)" is, a9 (b) 5 (c) 0, , 2. The expression 6 ?* — 4°" is divisible by, fa} 20 (bo) 17, My 8 {6} None of these, 4. The total number of factors of 120 is, , 6 fo) 10, fe) 12 @ 16, , , , (1, , 10. The 6th power of an even number will always end with, , (a) 40r2 (b) 206, , (c) 600 1) 0 406, 11. If 32 x is divisible by 9, the value of x ia, , (a) 6 (b) 4 fc) 2 ma, 12. The unit's digit of 3% is, , (a) 3 (b) 9 (c) 1 ia 7, 3. The total number of factors of 40 is, , (a) 4 (bo) 6 {c) 8 (fH) 10, 14. 10'* + 12'* is divisible by, , fa) 15 fb} 22, , (c) 27 (d) None of these, , 15. According to the fundamental theorem of anthmetic,, each number can be expressed as product of, {a} prime numbers (0) composite numbers, (c) even numbers (3) odd nurnbers, , 16. .fthe sum of two numbers is 15 and their HCF is 5, the, numbers can be, , (a) 5,10 fb) 10.15, (c) 5,15 {d) None of these, 17. The expression 14" — 6" is always divisible by, (a) 8 (b) 20 {c} 14 (od) 6, 18. If HCF of( p,q) = 1 then pand g are, (a) even {b) coprime, (c) oad ({d) composite, 19. If LCM(p, 9) = px q, then their HCF is, {a} pq (bo) p+q, tc) 1 (0) None of these, 20. If 3214 a4 is divisible by 4, then the number of poasible, values of a ia, {a) 3 {b) 4 cs (a) 6, , 4. The LCM of two numbers is 45 and their HCF is 5, how, many such pairs of numbers are possible”, , fa) fo) 2, (c) 3 (0) None of these, , 5. The unit's digit of 12° + 23™ + 34 is, fa} 3 {b) 2 fc) 4 {ay 5, , 6. 15° - 8" ~ 7° is divisible by which of the following?, fa) 32 (b) 49 tc) 56 (a) 25
