What percent of 2kg 450g is 735g?1) 30%3) 40%What number when decrease

1.	What percent of 2kg 450g is 735g?1) 30%3) 40%What number when decreased by 16%become 378?1) 4003) 43075.2) 35%4) 33%76.2) 4504) 500IT& MEDICAL
Answer» 75. 2kg 450g = 2450gm so, x% of 2450=735 => x2450/100 = 735 => x = 735100/2450 = 30% 76. Let that no. be x , when decreased by 16% it remains (100-16)% = 84% so, 84% of x = 378=> 0.84x = 378=> x = 378/0.84 = 450

What percent of 2kg 450g is 735g?1) 30%3) 40%What number when decreased by 16%become 378?1) 4003) 43075.2) 35%4) 33%76.2) 4504) 500IT& MEDICAL

Answer»

75. 2kg 450g = 2450gm

so, x% of 2450=735 => x*2450/100 = 735 => x = 735*100/2450 = 30%

76. Let that no. be x , when decreased by 16% it remains (100-16)% = 84% so, 84% of x = 378=> 0.84x = 378=> x = 378/0.84 = 450