how many numbers from to 1 and 100 are not divisible by 3
mk gấp lắm các bn làm nhanh nha
how many numbers from 1 to 1000 are common multiple of 5 and 6
Ai làm nhanh mà đúng thì mk tick cho
If the sum of two 2-digit numbers ab and ac and a 1-digit number d is 30, and d>b>c>A . Find ab
I ) Điền từ
1) Nga's school is... the city . It is a ... school
2) How many floors ... your school have ? It .... three ....
A school has 1500 pupils. On a certain day, 30 of the pupils were absent. 40% of the pupils absent were girls, how many girls were absent on that day ?
giúp mk nha !
Jane lists all common factors of 90 and 36 . The result is { 1;2;3;6;9 }
The missing number is
So sánh
\(2^{30}+3^{30}+4^{30}và3^{20}+6^{20}+8^{20}\)
Given A= {x\(\in\) N |x.3=4}
How many elements are there in the set A?
A= {x εN | x . 2= 4}.
How many elements are there in set A?