On dividing a number by $38$, we get $90$ as quotient and $19$ as remainder. What is the number?

$N$ is the largest two-digit number which,when divided by $3, 4,$ and $6,$ leaves the remainders $1, 2,$ and $4$ respectively. What is the remainder when $N$ is divided by $5$?

$(13.95)^{2} - (15.04)^{2} + (18.08)^{2} - 32.64 = ?$

What is the largest two-digit prime number?

Thrice the square of a natural number decreased by $4$ times the number is equal to $50$ more than the number. The number is

If the sum of two numbers,one of which is $\frac{2}{5}$ times the other,is $50,$ then the numbers are