Fractions and Decimals 13.065 x 13.065 - 3.065 x 3.065 =? 1613 1.613 161.3 16.13 1613 1.613 161.3 16.13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression =(13.065)²-(3.065)² =(13.065 + 3.065) x (13.065 - 3.065)=16.13 x 10 = 161.3
Fractions and Decimals 475.124 x 15.98 ÷ 8.001 + 33.33 = ? 1083.578 1183.578 883.578 983.578 1083.578 1183.578 883.578 983.578 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
Fractions and Decimals By how much is 12% of 24.2 more than 10% of 14.2 ? 1.684 1.484 1.284 1.884 1.684 1.484 1.284 1.884 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required difference = (12 x 24.2) / 100 - (10 x 14.2) / 100= 2.904 -1.42 = 1.484
Fractions and Decimals 138.009 + 341.981 - 146.305 = 123.6 + ? 2.10085 21.0085 21.0085 210.085 2.10085 21.0085 21.0085 210.085 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 138.009 + 341.981 - 146.305 = 123.6 + zThen, z = (138.09+341.981) - (146.305+123.6)= 479.99 - 269.905 = 210.085
Fractions and Decimals How many digits will be there to the right of the decimal point in the product of 95.75 and 0.2554 ? 7 6 8 5 7 6 8 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Sum of the decimal places = 7 .Since the last digit to the extreme right will be zero ( 5 * 4 = 20), so there will be 6 significant digits to the right of the decimal point....
Fractions and Decimals (0.29)2 - (0.01)2/0.3 = ? 0.30 0.34 0.32 0.28 0.30 0.34 0.32 0.28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a² - b² = (a + b)(a - b)Hence,(0.29)² - (0.01)²/0.3 = (0.29 + 0.01)(0.29 - 0.01)/0.3= (0.3 x 0.28)/0.3 = 0.28
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