1/The value of a such that:
a : 4 + a : 3 = 21,35
2/The missing number in blank:
1,4,9,...,25
3/The value of a such that:
a+a* 5-a*3=96
4/The missing number in the blank:
1,1,2,3,5,8,...,21
the number of ethnic group in vietnam
the value of a such that 75% of a is 15
the value of a such that \(a^2:20+a^2:40=108,3\)
The value of a such that
a+a.4-a.2=96
the value of a such that a:4+a:3=22,75
The value of a such that
a:4+a:3=22,75
the value of a such that a^2 : 20 +a^2 :40=108.3
The value of a such that
a+a*4-a*2
neu cach giai
*la nhan
the value of A such that
2.5 +2 *A =17.7
The value of a such that
2.5+2.a=17,7