IDNLearn.com: Your destination for reliable and timely answers to any question. Our experts are available to provide in-depth and trustworthy answers to any questions you may have.

1. Two spherical solids have masses of 15g and 405kg respectively. If the radius of the smaller sphere is 10cm. Find the radius of the bigger sphere.

2. Triangle PQR is such that the angle P=90° and PQ=37cm. Find RP when angle Q=16° degrees (Use tan 46°=1.04).