How many pounds of pure salt must be added to 30 pounds of a 2% solution of salt and water to increase it to a 10% solution?

PSC Bangladesh Navy Storeman Primary Teacher Pre-Primary Teacher - 2014 Bangladesh Navy Storeman - 2026 গণিত মিশ্রণ (Mixture)

BUET BSCIC Promotion Officer গণিত মিশ্রণ (Mixture)

PSC PMG Khulna Postal Operator/Mail Operator/Technician BCS 17th BCS Preli - 1995 21st BCS Preli - 1999 Primary Teacher Pre-Primary Teacher - 2013 Pre-Primary Teacher - 2014 DG Food FI/SI Food - 2011 PTD Accounts Officer - 2003 PMO & Cabinet Division Administrative Officer - 2004 KB Karmasangsthan Asst. Officer - 2001 REB Assistant Secretary/Assistant Director (Admin) - 2013 DNC Office Assistant - 2018 Various Depts – Administrative Officer (FF) - 2018 Primary Teacher (Phase 1) - 2019 DSHE – Demonstrator (All Subjects) - 2021 DG Food – SI of Food - 2021 Karmasangsthan Officer - 2023 BPSC – Assistant Protocol Officer (President's Office) - 2024 PMG Khulna Postal Operator/Mail Operator/Technician - 2026 গণিত মিশ্রণ (Mixture)

Petrobangla Petrobangla – Assistant Officer গণিত মিশ্রণ (Mixture)

JU JU B Unit সাধারণ গণিত মিশ্রণ (Mixture)

JU JU B Unit সাধারণ গণিত মিশ্রণ (Mixture)