Fractions and Decimals Evaluate : [(2.39)² - (1.61)²] / [2.39 - 1.61] 4 2 6 3 4 2 6 3 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 54.327 x 357.2 x 0.0057 is same as 5.4327 x 3.572 x5.7 54327 x 3572 x 0.0000057 543.27 x 35.72 x 000.57 5.4327 x 3.572 x 0.57 5.4327 x 3.572 x5.7 54327 x 3572 x 0.0000057 543.27 x 35.72 x 000.57 5.4327 x 3.572 x 0.57 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of decimal places in the given expression = 8Number of decimal places in (A) = 8Number of decimal places in (B) = 9 Number of decimal places in (C)= 7Clearly , the expression in (A) is the same as the given Expression.
Fractions and Decimals ? / .0025 = 800 3 4 2 1 3 4 2 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let k / .0025=800 Then, k = 800 x .0025= ( 800 x 25 ) / 10000 = 2
Fractions and Decimals ( 20 + 8 x 0.5 ) / ( 20 - ? ) = 12 18 14 16 20 18 14 16 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let (20 + 8 x 0.5) / ( 20 - y) =12Then, 24 =12 x (20 - y)∴ 12y = 216⇒ y = 18
Fractions and Decimals 892.7 - 573.07 - 95.007 = ? 230.623 224.623 228.623 226.623 230.623 224.623 228.623 226.623 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression, 892.7 - (573.07 + 95.007)= 892.7 - 668.077 = 224.623.
Fractions and Decimals If 12276 / 155 = 79.2 the value of 122.76 / 15.5 is ? 792 7.92 0.792 79.2 792 7.92 0.792 79.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 122.76 / 15.50 = 12276/1550= (12276 / 155) x (1/10) = 79.2 / 10 = 7.92