351 divide 6 divide 0.5 = ?
(a) 117 (b) 119 (c) 121 (d) 123 (e) None of these
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The HCF of 65 and 117 is expressible in the form 65m - 117. Find the value of m. Also find the LCM of 65 and 117 using prime factorization method.
Solution: 117 = 65 x 1 + 52 65 = 52 x 1 + 13 65 = 13 x 5 + 0 => HCF(65, 117) = 13 Since, HCF(65, 117) = 65m - 117 => 13 = 65m - 117 => 65m...
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What is 456 times 121? (a) 56453 (b) 54167 (c) 55176 (d) 54155 (e) None of these
(c) 456 × 121 = 55176
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? divide 46 × 16 = 368 (a) 1124 (b) 1236 (c) 1058 (d) 966 (e) None of these
(c) ?/46x16=368 ?=368x46/16=1058
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18 × ? =7776 divide 12 (a) 32 (b) 42 (c) 160 (d) 36 (e) None of these
(d) 18x?=7776/12 ?=7776/12x18=36
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11× 55 divide 5 + 9 = ? (a) 120 (b) 140 (c) 48 (d) 180 (e) None of these
(e) ?=11x55/5+9 = 121 + 9 = 130
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59475 divide √? = 195 × 5 (a) 3969 (b) 3481 (c) 4225 (d) 3249 (e) None of these
(e) 59475/√?=195x5 √?=59475/195*5=61 61 × 61 = 3721
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(14^2 – 13^2 ) divide 3 = ?^2 (a) 9 (b) 3 (c) 27 (d) 6 (e) None of these
(b) ?2 = (142 – 132) ÷ 3 = (14 + 13) (14 – 13) ÷ 3 =27×1/3=9 ? = 9 = 3
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√1296 divide √36 = ? (a) 1 (b) 36 (c) 6 (d) 18 (e) None of these
(c) ?= √1296 divide √36 =36 divide 6 =6
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112 divide 7 divide 4 = 8 × ? (a) 0.25 (b) 0.05 (c) 0.5 (d) 8 (e) None of these
(c) 112 ÷ 7 ÷ 4 = 8 × ? 8 x ?= 112/7x4 ?=4/8=1/2=0.5
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What is the number of terms in the series 117, 120, 123, 126,.............., 333?
(b) 117, 120, 123, 126, ........., 333 Given series is an A.P series with first term, a = 117, last term l =333 and common difference, d = 3 last term, l =...
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