(7)3 ÷ √? + 7= 14
(a) 49 (b) 1764 (c) 441 (d) 3136 (e) None of these
1 Answers
Talk Doctor Online in Bissoy App
Skeleton is made entirely of cartilage in (a) Sharks (b) Tuna (c) Rohu (d) None of these
Skeleton is made entirely of cartilage in (a) Sharks
1 Answers 1 views
Parenchyma cells are (a) relatively unspecified and thin walled (b) thick walled and specialised (c) lignified (c) none of these
(a) relatively unspecified and thin walled
1 Answers 1 views
Use Euclid’s division algorithm to find HCF of 441, 567, 693.
Solution: By Euclid’s division algorithm, 693 = 567 x 1 + 126 567 = 126 x 4 + 63 126 = 63 x 2 + 0 So, HCF(441, 63) = 63 So, HCF (693, 567) =...
1 Answers 1 views
Has the rational number 441/2^2.5^7.7^2 , a terminating or a non-terminating decimal representation?
Solution: Since the denominator is not of the form 2m x 5n, the rational number has a nonterminating repeating decimal expansion.
1 Answers 1 views
What is 456 times 121? (a) 56453 (b) 54167 (c) 55176 (d) 54155 (e) None of these
(c) 456 × 121 = 55176
1 Answers 2 views
The product of two consecutive even numbers is 12768. What is the greater number ? (a) 110 (b) 108 (c) 114 (d) 112 (e) None of these
(c) From the given alternatives, 112 × 114 = 12768 Larger number = 114
1 Answers 27 views
What is 786 times 964 ? (a) 759276 (b) 749844 (c) 75416 (d) 757704 (e) None of these
(d) 786 × 964 = 757704
1 Answers 1 views
What is 783 times 869? (a) 678689 (b) 678861 (c) 680427 (d) 681993 (e) None of these
(c) 783 × 869 = 680427
1 Answers 1 views
(84)^2 ÷ √? = 168 (a) 1936 (b) 1521 (c) 1681 (d) 1764 (e) None of these
(d) (84)2/√?=168 √?=84x84/168=42 ?=(42)2=1764
1 Answers 1 views
4123 ÷ (2.3)^2 – 446 = ? (a) 401 (b) 441 (c) 301 (d) 333 (e) 386
(d) ? = 4123 divide (2.3)2 – 446 = 4123/(2.3 x 2.3) - 446 779 – 446 = 333 (approx)
1 Answers 1 views