Chloroplast: Photosynthesis. In photosynthesis, the sun's solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are used to produce glucose, oxygen, and water.
SEP IRA Contribution Limits 2013. You can contribute up to 25% of your total salary or 20% of your adjusted annual income to a SEP IRA, up to a limit of $51,000 in tax year 2013. This is almost twice the limit for 401(k) investors.
1 If you are contributing to a SEP-IRA set up by your employer, you are allowed to contribute a maximum of $53,000 or 25% of compensation, whichever is lower. 2  For the 2015 tax year, the maximum amount of compensation used in determining your contribution is $265,000.Be aware that your eligibility to contribute to a traditional IRA is not affected by your participation in a SEP-IRA; however, your ability to deduct contributions to a traditional IRA may be.lso, the spousal Roth IRA must be held in his or her name and tax identification number. In order to be eligible to contribute fully to a Roth IRA, your MAGI (again, that stands for modified adjusted gross income) must be less than $116,000 for a single filer in 2015, and $183,000 or less for married filing jointly.