#include<bits/stdc++.h>
using namespace std;
int main(){
    int t;
    cin>>t;
    for(int i=1;i<=t;i++){
        int n,maxx,minn,avee;
        cin>>n>>maxx>>minn>>avee;
        int sum1=(n-1)*maxx+minn;
        int sum2=(n-1)*minn+maxx;
        int sum=avee*n;
        if(sum<=sum1&&sum>=sum2&&sum2<=sum1&&minn<=maxx) cout<<"yes"<<endl;
        else cout<<"no"<<endl;
    }
    return 0;
}