Fractions and Decimals Evaluate : [(2.39)² - (1.61)²] / [2.39 - 1.61] 2 6 3 4 2 6 3 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression=(a² - b²) / (a - b)=[(a + b)(a - b)] / (a - b)= (a + b)= (2.39 + 1.61)= 4
Fractions and Decimals 12.1212 + 17.0005 - 9.1102 = ? 20.0115 200.115 2001.15 2.00115 20.0115 200.115 2001.15 2.00115 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression,= (12.1212 + 17.0005) - 9.1102= (29.1217 - 9.1102)= 20.0115.
Fractions and Decimals 16.7 + 12.38 - ? =10.09 20.99 16.99 18.99 14.99 20.99 16.99 18.99 14.99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 16.7 + 12.38 - x =10.09∴ x = 16.7 + 12.38 - 10.09 = 18.99
Fractions and Decimals What will be the value of (25.732)² - (15.732)² 418.64 420.64 414.64 416.64 418.64 420.64 414.64 416.64 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Can be easily solved with following formula= (25.732 - 15.732 ) x (25.732 + 15.732)=414.64
Fractions and Decimals Which of the following fraction is the largest? 16/21 14/17 8/9 18/23 16/21 14/17 8/9 18/23 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Converting the given fractions into decimal form, we have,8/9 = 0.8818/23 = 0.7816/21 = 0.7614/17 = 0.82From the above, 0.88 is the largest.Corresponding fraction is 8/9.
Fractions and Decimals If √5 = 2.24, then the value of 3√5 / 2√5 - 0.48 is ? 16.8 168 None of these 1.68 16.8 168 None of these 1.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = 3√5 / 2√5 - 0.48= (3 x 2.24) / (2 x 2.24) - 0.48= 6.72 / 4.48 - 0.48 = 6.72 / 4 = 1.68
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