The rate of reaction between `A` and `B` increases by a factor of `100`, when the concentration with respect to `A` is increased `10` folds, the order of reaction w.r.t. `A` is

The rate of reaction between two reactants A and B increases by a factor of 4 if the concentration of reactant B is doubled. The order of this reaction with respect to reactant B is

For reaction Ararr B the rate of reaction incrases by a factor of 1.857 when the concentration of A is increased by 1.5 times . The order of reaction with respect to A is