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#include <iostream>

using namespace std;
#define modConst 1000000007

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n, q;
    cin >> n >> q;

    int events[n][2];

    for(int i=0; i<n; i++){
        int a, b;
        cin >> a >> b;
        events[i][0] = a;
        events[i][1] = b;
    }

    for(int i=0; i<q; i++){
        unsigned long x;
        int l, r;
        cin >> x >> l >> r;
        for(int j=l; j<r; j++){
            int a = events[j][0], b = events[j][1];
            if(x+a > x*b) x+=a;
            else x*=b;
        }
        cout << x % modConst << "\n";
    }

    return 0;
}