The total amount Allan repaid is $4,297
Allan borrowed $4200
He repaid it after 4 months
The interest incurred is 7%
The total amount Allan can be repaid can be calculated by multiplying the amount he borrowed by the number of months and interest
= 4,200 × (1 + 7/100 × 4/12)
= 4,200 × (1 + 0.07×0.333)
= 4,200 × (1+0.0231)
= 4,200 × 1.023
= 4,297
Hence the total amount he repaid is $4,297
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