Fractions and Decimals Evaluate : [(2.39)² - (1.61)²] / [2.39 - 1.61] 6 4 3 2 6 4 3 2 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 51.3 + 7.078 +1.38 + 0.9 = ? 60.658 70.658 50.658 80.658 60.658 70.658 50.658 80.658 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 51.300 + 7.078 + 1.380 + 0.900 = 60.658
Fractions and Decimals If 0.12 ÷ x² = 12, than x = ? 10 0.001 0.1 0.01 10 0.001 0.1 0.01 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.12 ÷ x² = 12 => 0.12/x² = 12=> x² = 0.12/12 = 0.01 => x = 0.1
Fractions and Decimals Out of the fractions 4/7, 5/13, 6/11, 3/5 and 2/3 which is the second smallest fraction ? 6/11 5/13 3/5 4/7 6/11 5/13 3/5 4/7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4/7 = 0.57, 5/13 = 0.38, 6/11 = 0.54, 3/5 = 0.6 and 2/3 = 0.67Clearly, the second smallest fraction is 6/11
Fractions and Decimals [{(0.1)² - (0.01)²} / {0.0001 + 1 }] is equal to ? 100 50 25 75 100 50 25 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = (0.01 - 0.0001) / (0.00001 + 1)= (.0099 / .0001) + 1 = 99 + 1= 100
Fractions and Decimals What decimal fraction is 40 ml of a litre ? .04 .0004 4 .004 .04 .0004 4 .004 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required fraction = 40/1000= 4/100 = .04
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