कुछ इस तरह से percentage निकlलो | percentage for fast calculation | Amazing maths tricksxa0#shorts

If there is an error of 0.1% in the measurement of the radius of a sphere, find approximately the percentage error in the calculation of the volume of the sphere.

When the voltage and current in a conductor are measured as (100pm4 ) V and (5pm0.2 ) A, then the percentage of error in the calculation of resistance is

the value of lim : Processing math: 0%

If 0.1 M of a weak monobasic acid is taken and its percentage degree of ionisation is 1.34 % , then calculate its ionisation constant.

The voltage and current in a conductor are measured as (50pm2)V and (5pm0.2)A The percentage error in the calculation of resistance is

The frequency of two alleles in a gene pool is 0.19 (A) and 0.8 (a) . Assume that the population is in Hardy-Weinberg equilibrium and (a) Calculate the percentage of heterozygous individuals in the population. (b) Calculate the percentage of homozygous recessive in the population .

The frequency of two alleles in a gene pool is 0.19 ( A) and 0.81 ( a) . Assume that the population is in Hardy-Weinberg equilibrium and (a) Calculate the percentage of heterozygous individuals in the population. (b) Calculate the percentage of homozygous recessive in the population .

Time taken by a body in (20 +-0.2) second in undergoing a displacement of (200 +-5) m. Calculate the percentage error in calculation of velcoity.