Question 1

Stonewall receives 250 per year in simple interest from an amount of money he invested in ADB, Barclays and GCB. Suppose ADB pays an interest of 2%, Barclays pays an interest of 4% and GCB pays an interest of 5% per annum and an amount of 350 more was invested in Barclays than the amount invested in ADB and GCB combined. Also, the amount invested in Barclays is 2 times the amount invested in GCB.

a) Write down the three linear equations and represent them in the matrix form = .

b) Find the amount of money Stonewall invested in ADB, Barclays and GCB using Matrix

Inversion

e cord the ff transactions lodgnes, Balance off the ccounts and extract a trial balance. larch Ist, started business with GHQ 20,000, March 5, bought a motor vehide at GH 8,000 March 10, bought goods on credit for GQ 8,000 March 20, sold goods for cash GHO 4,000 March 25, paid rent GH4 3,000 March 30, sold goods on credit GHd -3,000 March 31, paid salaries GHQ 2,000 Selain Record the ff transactions lodgnes, Balance off the accounts and extract a trial balance. March ist, started business with GHd 20,000 March 5, bought a motor vehide at GH 8,000 March 10, bought goods on credit for Ghid S.Doo March 20Sold goods for cash GHQ 4,000 March 25 paid rent GHQ 3,000 March 30, sold goods on credit GHd.3,000 March 31, paid salonies GHO 2000