Nearly 89,000 households across Great Britain may be affected by next April’s household benefit cap, with 42% living in social housing, according to the Department for Work and Pensions (DWP).It has issued updated data on the number of households that have received letters informing them they may be affected by the cap – which will prevent working-age families receiving above £500 a week in welfare payments. For single households of working age, the cap will be set at £350 a wee...