Fractions and Decimals (44.99)² - (15.01)² = ? 1800 1500 700 1100 1800 1500 700 1100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a² - b² = (a + b)(a - b)Hence, (44.99)² - (15.01)² = (44.99 + 15.01)(44.99 - 15.01)= 60 x 29.98 = 60 x 30 = 1800
Fractions and Decimals If 12276 / 155 = 79.2 the value of 122.76 / 15.5 is ? 7.92 0.792 79.2 792 7.92 0.792 79.2 792 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 122.76 / 15.50 = 12276/1550= (12276 / 155) x (1/10) = 79.2 / 10 = 7.92
Fractions and Decimals [( 3.242 x 14 ) / 100] = ? 4.5388 0.45388 45.388 0.045388 4.5388 0.45388 45.388 0.045388 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Multiplying 3.242 x 14=4.5388Now divide 4.5388 by 100So, 4.5388 ÷ 100= 0.045388∴ Shift the decimal two places to the left as 100
Fractions and Decimals ? / .0025 = 800 1 3 2 4 1 3 2 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let k / .0025=800 Then, k = 800 x .0025= ( 800 x 25 ) / 10000 = 2
Fractions and Decimals 0.001 / ? = 0.01 0.001 0.01 0.1 None of these 0.001 0.01 0.1 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 0.001 / x = 0.01 Then , x = 0.001 / 0.01 = 0.001 / 0.010= 1 / 10 = 0.1
Fractions and Decimals 475.124 x 15.98 ÷ 8.001 + 33.33 = ? 983.578 883.578 1083.578 1183.578 983.578 883.578 1083.578 1183.578 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 475.124 x (15.98 ÷ 8.001) + 33.33= (475.124 x 16/8) + 33.33 = 950.248 + 33.33 = 983.578
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