Fractions and Decimals Find the value of 1/3 + 1/15 + 1/35 + 1/63 + 1/99 . 7/11 9/11 5/11 10/11 7/11 9/11 5/11 10/11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1/3 + 1/15 + 1/35 + 1/63 + 1/99= [1/3 + 1/15] + 1/35 + 1/63 + 1/99 = [6/15 + 1/35] + 1/63 + 1/99= 45/105 + 1/63 + 1/99 = [3/7 + 1/63] + 1/99= 28/63 + 1/99 = 4/9 + 1/99= 44 + 1/99 = 45/99 = 5/11
Fractions and Decimals [(0.05)² + (0.41)² +(0.073)²] / [(0.005)² + (0.041)² + (0.0073)²] = ? 1000 100000 10000 100 1000 100000 10000 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = [(0.05)² + (0.41)² +(0.073)²] / [(0.005)² + (0.041)² + (0.0073)²] Which is in form of [(a² + b² + c²)] /[ (a/10)² + (b/10)² + (c/10)²] = 100 x (a² + b² + c²) / (a²+b²+c²) = 100
Fractions and Decimals 16.7 + 12.38 - ? =10.09 20.99 16.99 14.99 18.99 20.99 16.99 14.99 18.99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 16.7 + 12.38 - x =10.09∴ x = 16.7 + 12.38 - 10.09 = 18.99
Fractions and Decimals The expression (11.98 x 11.98 + 11.98 x x + 0.02 x 0.02) will be a perfect square for x equal to: 0.00004 0.04 0.004 0.0004 0.00004 0.04 0.004 0.0004 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = (11.98)² + (0.02)² + 11.98 x x.For the given expression to be a perfect square, we must have11.98 x x = 2 x 11.98 x 0.02 or x = 0.04
Fractions and Decimals 0.002 * 0.5 = ? 0.1 1 0.01 0.001 0.1 1 0.01 0.001 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 * 5 = 10.Sum of decimal places = 4..002 * .5 = 0.0010 = 0.001
Fractions and Decimals When 52416 divided by 312 , the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168 ? 31200 312000 3120 312 31200 312000 3120 312 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given, 52416 / 312 = 168.<=> 52416 / 168 = 312.52.416 / 0.0168 = 524160 / 168 = 3120.
EXAMIANS