ssc chls 2019 very very important question for number system

This video gives you the detail of questions that must be learnt for ssc chsl 2019 . Video has been made by Shammi Saha.
The following has been solved :

Amit, while solving his maths homework, took 12 as divisor instead of 21, in a question on division with zero remainder. The quotient obtained by him was 35. Find the correct quotient?
10    12      20    15
The sum of three consecutive odd numbers is 20 more than the first number among the three. What is the middle number?
7   8    12    9
The sum of series 1 + 2 + 3 + 4 …… + 999 + 1000
5050        500500       550000     55000
On dividing a certain number by 357, the remainder is 39. On dividing the same number by 17, what will be the remainder?
5       3      7      6
Each member of a kitty party contributed twice as many rupees as the total collection was ₹3042. Find the number of members present in the party.
22      32         42       39
The difference between a number of two digit and the number obtained interchanging its digit is 63. What is the difference between its digits?
5      6        7         8
Sumit, Aditya and Sandeep cycling round a circle 1 km in circumference at the rate of 10, 20 and 40 m/min, respectively. If they all start together in the same direction, when will they again be together at the same place?
After 50 min         after 240 min        after 800 min      after 100 min
If the sum of the digits of a two number is 9 and the difference of those digit is 3, what is the product of the digits is 3, what is the product of the digits of the same number?
9      36        18        72
Out of fractions 5/7, 7/13, 4/7, 4/15 and 9/14 which is the second highest?
5/7   7/13 4/7   4/15
A number divided by 899 gives a remainder of 63. If the number is divided by 29, the remainder will be
2       5        13      28
The greatest number of five digit which when divided by 3, 5, 8, 12 have 2 as remainder
99999      99958      99960      99962
The sum of all natural numbers between 100 and 200 which are multiple of 3 is
5000      4950        4980       4900
Amar spends 1/3 of his income on food, 2/5 of his income on house rent and 1/5 of his income on clothes. If he still have ₹400 left with him. Find Amar’s income
₹4000     ₹5000     ₹6000   ₹7000

A milkman has 75 l milk in one cane and 45 l in another. The maximum capacity of container which can measure mild of either container exact number of times, is

1 l        5 l          15l      25l