Fractions and Decimals Find the integer which when decreased by 2 is 80 times the reciprocal of the same number 11 12 13 10 11 12 13 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be X Decreasing 2 from XX - 2 = 80 x (1/X)X^2 - 2X = 80X^2 -2x -80 = 0(X-10)(X+8) = 0x=10,-8X has two values, but among the given options X value should be 10
Fractions and Decimals (0.2 * 0.2 + 0.01) ( 0.1 * 0.1 + 0.02)^(-1) is equal to : 6/3 7/3 4/3 5/3 6/3 7/3 4/3 5/3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given = (0.2 * 0.2 + 0.01) / ( 0.1 * 0.1 + 0.02)= (0.04 + 0.01) / (0.01 + 0.02) = 0.05 / 0.03= 5/3...
Fractions and Decimals If 1 / 3.718 = .2689, then the value of 1 / .0003718 is ? 268903 26890 268 2689 268903 26890 268 2689 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / .003718 = 10000 / 3.718 = 10000 x ( 1/3.718)= 10000 x .2689 = 2689.
Fractions and Decimals What will be the value of (25.732)² - (15.732)² 420.64 414.64 416.64 418.64 420.64 414.64 416.64 418.64 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 What decimal of an hour is a second 0.0028 0.0027 0.0026 0.0025 0.0028 0.0027 0.0026 0.0025 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / (60 * 60) = 1 / 3600 = .0027
Fractions and Decimals 475.124 x 15.98 ÷ 8.001 + 33.33 = ? 1083.578 983.578 1183.578 883.578 1083.578 983.578 1183.578 883.578 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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