what is the good score for snap

That depends on which college you are targeting..

there are 10 boys and 10 girls in a group. after adding some boys to the group,the percentage of girls become 10%how many boys were added

answer :80 boys were added extra bringing the total number of boys to 90 and girls 10

Because CMAT dates/notification are not yet announced

vl=L*di/dt=10*10^(-3) * (-5)*2000*sen (2000t) vl=10*(-5)*2*sen (2000t)=(-100)*sen(2000t) vl=(-100)*sen(2000t)