Fractions and Decimals What decimal of an hour is a second 0.0027 0.0025 0.0026 0.0028 0.0027 0.0025 0.0026 0.0028 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / (60 * 60) = 1 / 3600 = .0027
Fractions and Decimals (.538 x .538 - .462 x .462) / (1-.924) = ? 31 11 21 1 31 11 21 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = [ (.538)² - (.462)² ] / .076 = [(.538 + .462)(.538 - .462)] /.076=.076 / .076 = 1
Fractions and Decimals (0.16)² - (0.12)² = ? 1.12 .112 0.0112 11.2 1.12 .112 0.0112 11.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = a² - b² = (a + b)(a - b)Hence, (0.16)² - (0.12)²= (0.16 + 0.12)(0.16 - 0.12)= 0.28 x 0.04 = 0.0112
Fractions and Decimals If 1 / 3.718 = .2689, then the value of 1 / .0003718 is ? 26890 268 2689 268903 26890 268 2689 268903 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / .003718 = 10000 / 3.718 = 10000 x ( 1/3.718)= 10000 x .2689 = 2689.
Fractions and Decimals The value of [(0.96)³- (0.1)³] / [(0.96)² + 0.096 + (0.1)²] is : 0.56 0.86 0.46 0.36 0.56 0.86 0.46 0.36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression=[(0.96)³ - (0.1)³] / [(0.96)² + (0.96 x 0.1) + (0.1)²]= [(a³ - b³) / (a² + ab + b²)] = (a - b)= (0.96 - 0.1)= 0.86
Fractions and Decimals The place value of 3 in 0.07359 is ? 0.0003 0.3 0.003 0.03 0.0003 0.3 0.003 0.03 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The place value of 3 in the given decimal fraction is .003 i.e. 3/1000.